SEE: The Hangover

What a true, Vegas outing should be like.  Only x10. 

'Hangover' Theatrical Trailer @ Yahoo! Video

Starring Bradley Cooper, Ed Helms, Zach Galifianakis, Heather Graham, Justin Bartha, and Jeffrey Tambor.  And as you can see cameos from Rob Riggle and even Mike the Bite Tyson.