diff --git a/src/Command.php b/src/Command.php
index 4fa29cb..a494ee8 100644
--- a/src/Command.php
+++ b/src/Command.php
@@ -40,8 +40,8 @@ class Command
         $videoInfo = new VideoInfo(
             $input->getArgument('file'),
             $input->getArgument('start'),
-            $input->getArgument('end')
-            // $input->getOption('ad')
+            $input->getArgument('end'),
+            $input->getOption('ad')
         );
 
         $cutting = new Cutting($videoInfo);
diff --git a/src/Cutting.php b/src/Cutting.php
index 5095886..ba70263 100644
--- a/src/Cutting.php
+++ b/src/Cutting.php
@@ -42,17 +42,24 @@ class Cutting
 
     public function getCommandsForCutting(): \Generator
     {
-        $command = sprintf(
-            'ffmpeg -y -ss %s -to %s -i %s -c copy %s',
-            escapeshellarg($this->video->getStart()),
-            escapeshellarg($this->video->getEnd()),
-            escapeshellarg($this->video->getOriginalFilename()),
-            escapeshellarg($this->getNextTempFilename())
-        );
+        $start = $this->video->getStart();
+        $end = $this->video->getEnd();
 
-        // TODO: Generate multiple once ads are in
+        if ($this->video->getAds() === []) {
+            yield $this->getCuttingCommand($start, $end);
+            return;
+        }
 
-        yield Process::fromShellCommandline($command);
+        // Each video starts with end of last ad, and end at next ad start.
+        foreach ($this->video->getAds() as [$adStart, $adEnd]) {
+            $end = $adStart;
+
+            yield $this->getCuttingCommand($start, $end);
+
+            $start = $adEnd;
+        }
+
+        yield $this->getCuttingCommand($start, $this->video->getEnd());
     }
 
     public function getCommandForGeneratingMetadata(): Process
@@ -75,16 +82,12 @@ class Cutting
             );
         }
 
-        $command = sprintf(
-            'echo "file %s" > %s',
-            escapeshellarg($this->tempFilenames[0]),
-            escapeshellarg($this->getConcatFilename())
-        );
-
-        // if $ads ; then
-        //     echo "file '$result2'" >> $resultTxt
-        // fi
+        $lines = [];
+        foreach ($this->tempFilenames as $filename) {
+            $lines[] = 'file ' . $filename;
+        }
 
+        $command = 'printf ' . escapeshellarg(implode('\n', $lines)) . ' > ' . $this->getConcatFilename();
         return Process::fromShellCommandline($command);
     }
 
@@ -117,6 +120,19 @@ class Cutting
         return Process::fromShellCommandline($command);
     }
 
+    private function getCuttingCommand(string $start, string $end): Process
+    {
+        $command = sprintf(
+            'ffmpeg -y -ss %s -to %s -i %s -c copy %s',
+            escapeshellarg($start),
+            escapeshellarg($end),
+            escapeshellarg($this->video->getOriginalFilename()),
+            escapeshellarg($this->getNextTempFilename())
+        );
+
+        return Process::fromShellCommandline($command);
+    }
+
     private function getNextTempFilename(): string
     {
         $count = count($this->tempFilenames) + 1;
diff --git a/src/VideoInfo.php b/src/VideoInfo.php
index 9000aa1..dcba19c 100644
--- a/src/VideoInfo.php
+++ b/src/VideoInfo.php
@@ -26,15 +26,18 @@ class VideoInfo
     private $filename = '';
     private $start = '';
     private $end = '';
+    private $ads = [];
 
     public function __construct(
         string $filename,
         string $start,
-        string $end
+        string $end,
+        array $ads
     ) {
         $this->filename = $filename;
         $this->start = $start;
         $this->end = $end;
+        $this->ads = $this->getParsedAds($ads);
     }
 
     public function getStart(): string
@@ -47,53 +50,9 @@ class VideoInfo
         return $this->end;
     }
 
-    public function getSeries(): string
+    public function getAds(): array
     {
-        return $this->getFilenameParts()[0];
-    }
-
-    public function hasSeason(): bool
-    {
-        foreach ($this->getFilenameParts() as $part) {
-            if (stripos($part, 'season-') === 0) {
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    public function getSeasonNumber(): int
-    {
-        foreach ($this->getFilenameParts() as $part) {
-            if (stripos($part, 'season-') === 0) {
-                return (int) str_replace('season-', '', $part);
-            }
-        }
-
-        throw new \Exception('No season number detected.', 1601458223);
-    }
-
-    public function hasEpisode(): bool
-    {
-        foreach ($this->getFilenameParts() as $part) {
-            if (stripos($part, 'episode-') === 0) {
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    public function getEpisodeNumber(): int
-    {
-        foreach ($this->getFilenameParts() as $part) {
-            if (stripos($part, 'episode-') === 0) {
-                return (int) str_replace('episode-', '', $part);
-            }
-        }
-
-        throw new \Exception('No episode number detected.', 1601458223);
+        return $this->ads;
     }
 
     public function getTitle(): string
@@ -140,6 +99,62 @@ class VideoInfo
         );
     }
 
+    private function getParsedAds(array $ads): array
+    {
+        return array_map(function (string $ad) {
+            return explode('/', $ad, 2);
+        }, $ads);
+    }
+
+    private function getSeries(): string
+    {
+        return $this->getFilenameParts()[0];
+    }
+
+    private function hasSeason(): bool
+    {
+        foreach ($this->getFilenameParts() as $part) {
+            if (stripos($part, 'season-') === 0) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function getSeasonNumber(): int
+    {
+        foreach ($this->getFilenameParts() as $part) {
+            if (stripos($part, 'season-') === 0) {
+                return (int) str_replace('season-', '', $part);
+            }
+        }
+
+        throw new \Exception('No season number detected.', 1601458223);
+    }
+
+    private function hasEpisode(): bool
+    {
+        foreach ($this->getFilenameParts() as $part) {
+            if (stripos($part, 'episode-') === 0) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private function getEpisodeNumber(): int
+    {
+        foreach ($this->getFilenameParts() as $part) {
+            if (stripos($part, 'episode-') === 0) {
+                return (int) str_replace('episode-', '', $part);
+            }
+        }
+
+        throw new \Exception('No episode number detected.', 1601458223);
+    }
+
     private function getExtension(): string
     {
         $file = new \SplFileInfo($this->filename);
diff --git a/tests/Unit/CuttingTest.php b/tests/Unit/CuttingTest.php
index 20c79e2..8a85605 100644
--- a/tests/Unit/CuttingTest.php
+++ b/tests/Unit/CuttingTest.php
@@ -50,11 +50,12 @@ class CuttingTest extends TestCase
     /**
      * @test
      */
-    public function generatesCommandsForCutting(): void
+    public function generatesCommandsForCuttingWithoutAds(): void
     {
         $video = $this->prophesize(VideoInfo::class);
         $video->getStart()->willReturn('10.05.20');
         $video->getEnd()->willReturn('13.10.25');
+        $video->getAds()->willReturn([]);
         $video->getOriginalFilename()->willReturn('Some-Video.mp4');
         $video->getOriginalFilenameWithSuffix('cut-1')->willReturn('Some-Video-cut-1.mp4');
 
@@ -74,6 +75,47 @@ class CuttingTest extends TestCase
         );
     }
 
+    /**
+     * @test
+     */
+    public function generatesCommandsForCuttingWithAds(): void
+    {
+        $video = $this->prophesize(VideoInfo::class);
+        $video->getStart()->willReturn('1:05.20');
+        $video->getEnd()->willReturn('13:10.25');
+        $video->getAds()->willReturn([
+            ['2:10', '3:05'],
+            ['10:07', '11:10'],
+        ]);
+        $video->getOriginalFilename()->willReturn('Some-Video.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-1')->willReturn('Some-Video-cut-1.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-2')->willReturn('Some-Video-cut-2.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-3')->willReturn('Some-Video-cut-3.mp4');
+
+        $subject = new Cutting(
+            $video->reveal()
+        );
+
+        $commands = [];
+        foreach ($subject->getCommandsForCutting() as $command) {
+            $commands[] = $command;
+        }
+
+        static::assertCount(3, $commands, 'Did not get expected number of cutting commands');
+        static::assertSame(
+            "ffmpeg -y -ss '1:05.20' -to '2:10' -i 'Some-Video.mp4' -c copy '/tmp/Some-Video-cut-1.mp4'",
+            $commands[0]->getCommandLine()
+        );
+        static::assertSame(
+            "ffmpeg -y -ss '3:05' -to '10:07' -i 'Some-Video.mp4' -c copy '/tmp/Some-Video-cut-2.mp4'",
+            $commands[1]->getCommandLine()
+        );
+        static::assertSame(
+            "ffmpeg -y -ss '11:10' -to '13:10.25' -i 'Some-Video.mp4' -c copy '/tmp/Some-Video-cut-3.mp4'",
+            $commands[2]->getCommandLine()
+        );
+    }
+
     /**
      * @test
      */
@@ -116,11 +158,12 @@ class CuttingTest extends TestCase
     /**
      * @test
      */
-    public function generatesCommandsForGeneratingConcatInputFile(): void
+    public function generatesCommandsForGeneratingConcatInputFileWithNoAds(): void
     {
         $video = $this->prophesize(VideoInfo::class);
         $video->getStart()->willReturn('10.05.20');
         $video->getEnd()->willReturn('13.10.25');
+        $video->getAds()->willReturn([]);
         $video->getOriginalFilename()->willReturn('Some-Video.mp4');
         $video->getOriginalFilenameWithSuffix('cut-1')->willReturn('Some-Video-cut-1.mp4');
         $video->getOriginalFilenameWithSuffix('concat')->willReturn('Some-Video-concat.mp4');
@@ -136,7 +179,42 @@ class CuttingTest extends TestCase
         $command = $subject->getCommandForGeneratingConcatInputFile();
 
         static::assertSame(
-            'echo "file \'/tmp/Some-Video-cut-1.mp4\'" > \'/tmp/Some-Video-concat.txt\'',
+            "printf 'file /tmp/Some-Video-cut-1.mp4' > /tmp/Some-Video-concat.txt",
+            $command->getCommandLine()
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function generatesCommandsForGeneratingConcatInputFileWithAds(): void
+    {
+        $video = $this->prophesize(VideoInfo::class);
+        $video->getStart()->willReturn('10.05.20');
+        $video->getEnd()->willReturn('13.10.25');
+        $video->getAds()->willReturn([
+            ['2:10', '3:05'],
+            ['10:07', '11:10'],
+        ]);
+        $video->getOriginalFilename()->willReturn('Some-Video.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-1')->willReturn('Some-Video-cut-1.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-2')->willReturn('Some-Video-cut-2.mp4');
+        $video->getOriginalFilenameWithSuffix('cut-3')->willReturn('Some-Video-cut-3.mp4');
+        $video->getOriginalFilenameWithSuffix('concat')->willReturn('Some-Video-concat.mp4');
+
+        $subject = new Cutting(
+            $video->reveal()
+        );
+
+        foreach ($subject->getCommandsForCutting() as $command) {
+            // Just generate all commands to have proper internal state
+        }
+
+        $command = $subject->getCommandForGeneratingConcatInputFile();
+
+        static::assertSame(
+            'printf \'file /tmp/Some-Video-cut-1.mp4\nfile /tmp/Some-Video-cut-2.mp4\nfile /tmp/Some-Video-cut-3.mp4\''
+            . ' > /tmp/Some-Video-concat.txt',
             $command->getCommandLine()
         );
     }
@@ -196,6 +274,7 @@ class CuttingTest extends TestCase
         $video = $this->prophesize(VideoInfo::class);
         $video->getStart()->willReturn('10.05.20');
         $video->getEnd()->willReturn('13.10.25');
+        $video->getAds()->willReturn([]);
         $video->getOriginalFilename()->willReturn('Some-Video.mp4');
         $video->getTargetFilePath()->willReturn('Series-Name/Series-01/10-episode title.mp4');
         $video->getOriginalFilenameWithSuffix('cut-1')->willReturn('Some-Video-cut-1.mp4');
diff --git a/tests/Unit/VideoInfoTest.php b/tests/Unit/VideoInfoTest.php
index a25bca8..ba46123 100644
--- a/tests/Unit/VideoInfoTest.php
+++ b/tests/Unit/VideoInfoTest.php
@@ -37,12 +37,79 @@ class VideoInfoTest extends TestCase
         $subject = new VideoInfo(
             'Example-Video-File.mp4',
             '05:20.1',
-            '32:30.30'
+            '32:30.30',
+            []
         );
 
         static::assertInstanceOf(VideoInfo::class, $subject);
     }
 
+    /**
+     * @test
+     */
+    public function getInitialSetStart()
+    {
+        $subject = new VideoInfo(
+            'Example-Video-File.mp4',
+            '05:20.1',
+            '32:30.30',
+            []
+        );
+
+        static::assertSame('05:20.1', $subject->getStart());
+    }
+
+    /**
+     * @test
+     */
+    public function getInitialSetEnd()
+    {
+        $subject = new VideoInfo(
+            'Example-Video-File.mp4',
+            '05:20.1',
+            '32:30.30',
+            []
+        );
+
+        static::assertSame('32:30.30', $subject->getEnd());
+    }
+
+    /**
+     * @test
+     */
+    public function getInitialEmptySetAds()
+    {
+        $subject = new VideoInfo(
+            'Example-Video-File.mp4',
+            '05:20.1',
+            '32:30.30',
+            []
+        );
+
+        static::assertSame([], $subject->getAds());
+    }
+
+    /**
+     * @test
+     */
+    public function getInitialSetAds()
+    {
+        $subject = new VideoInfo(
+            'Example-Video-File.mp4',
+            '05:20.1',
+            '32:30.30',
+            [
+                '10:35/15:10',
+                '21:38/31:02',
+            ]
+        );
+
+        static::assertSame([
+            ['10:35', '15:10'],
+            ['21:38', '31:02'],
+        ], $subject->getAds());
+    }
+
     /**
      * @test
      * @dataProvider possibleFilenames
@@ -54,7 +121,8 @@ class VideoInfoTest extends TestCase
         $subject = new VideoInfo(
             $filename,
             '05:20.1',
-            '32:30.30'
+            '32:30.30',
+            []
         );
 
         static::assertSame(
@@ -71,7 +139,8 @@ class VideoInfoTest extends TestCase
         $subject = new VideoInfo(
             'Example-Video-File.mp4',
             '05:20.1',
-            '32:30.30'
+            '32:30.30',
+            []
         );
 
         static::assertSame(
@@ -88,7 +157,8 @@ class VideoInfoTest extends TestCase
         $subject = new VideoInfo(
             'Example-Video-File.mp4',
             '05:20.1',
-            '32:30.30'
+            '32:30.30',
+            []
         );
 
         static::assertSame(