"Tropic Thunder Movie Clip - watch all clips http://j.mp/z8iy2p  click to subscribe http://j.mp/sNDUs5    Kirk (Robert Downey Jr.) discusses acting with Tugg (Ben Stiller) and why he didn't win an Oscar for ""Simple Jack.""    TM & © Dreamworks (2012)  Cast: Robert Downey Jr., Ben Stiller  Director: Ben Stiller  MOVIECLIPS YouTube Channel: http://j.mp/vqie..."
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