Trailer for the comedy film (02:29)

Second trailer for this comedy about a Vegas bachelor party gone terribly wrong (02:26)

Home video trailer for this Vegas bachelor party gone awry (02:25)

Interview: Bradley Cooper "On the story" (00:56)

Clip: She's wearing my grandmother's ring (01:11)

Interview: Ed Helms "On Mike Tyson" (00:55)

Interview: Jeffrey Tambor "On the film" (00:38)

Clip: What's on your arm? (01:01)

Clip: We were messed up (00:50)

Clip: Did we leave the music on? (00:50)

Clip: This isn't the real Caesar's Palace, is it? (00:53)

Interview: Heather Graham "On her character" (00:20)

Clip: What happens in Vegas stays in Vegas (00:45)

Clip: Here's your car officers (01:01)

Clip: There's a tiger in the bathroom (00:49)