This week on The Collision, we'll be talking about how film comedies have changed over the last several decades, the rise of the ensemble, ad-libbed comedy, Judd Apatow's influence on the genre, and his new movie This Is 40.  As always, we finish up with our recommendations.Click here to listen to the new episode of The Collision, click here for the previous episode ("HFR 3D and The Hobbit: An Unexpected Journey"), click here to add the podcast to your RSS, and click here to find us on iTunes. To keep up to date with The Collision, you can follow us on Twitter at @MattGoldberg, @AdamChitwood, and @DrClawMD (Dave Trumbore). Hit the jump to check out the trailers for this week’s recommendations.Adam's Recommendation: As Good as It Gets[EMBED_YT]https://www.youtube.com/embed/rrRl2QQKkI8[/EMBED_YT]Dave's Recommendation: Trading Places[EMBED_YT]https://www.youtube.com/embed/ZjDbJQKDXCY[/EMBED_YT]Matt's Recommendation: Walk Hard: The Dewey Cox Story[EMBED_YT]https://www.youtube.com/embed/4yzjtnj8Y3U[/EMBED_YT]walk-hard-dewey-cox-story-poster