Dreamworks/Paramount has moved the release date for the Ben Stiller comedy Tropic Thunder up two days to August 13. Also, 20th Century Fox has pushed back The Rocker three weeks - from July 30 to August 20.

Tropic Thunder stars Ben Stiller, Jack Black, Robert Downey Jr., Nick Nolte, Brandon Jackson, Steve Coogan, Danny McBride, Bill Hader, Jay Baruchel, Matt Levin, Andrea De Oliveira, Reggie Lee, Matthew McConaughey, Tom Cruise.

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The Rocker stars Rainn Wilson, Christina Applegate, Josh Gad, Teddy Geiger, Jane Lynch, Emma Stone, Jason Sudeikis, Howard Hesseman, Jeff Garlin, Bradley Cooper, Lonny Ross, Will Arnett and Fred Armisen.