The Wolfpack is headed back to Vegas in Todd Phillips' conclusion of The Hangover trilogy, The Hangover Part III.  This new TV spot hints at just some of the trouble the guys get up to in Sin City while featuring looks at returning co-star Heather Graham and the new  big baddy played by John Goodman.  There's also a new poster which features one of Alan's animal sidekicks.

Starring Bradley Cooper, Zach Galifianakis, Ed Helms, Ken Jeong and Justin Bartha, The Hangover Part III opens May 24th.  If you missed any coverage from our set visit, you can get caught up on interviews with Cooper, Helms, Jeong, Galifianakis, Phillips and screenwriter Craig Mazin here.  Hit the jump to watch the new TV spot and see the new poster.

Check out the new TV spot followed by the poster below, thanks to Ken Jeong:

Ken Jeong ‏@kenjeong

VEGAS BABY!!! On #May24th, the #Wolfpack goes back to where it all began. http://www.youtube.com/watch?v=KX9_cTDroqU&feature=youtu.be … #TheHangover Part III

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Here’s the synopsis for The Hangover Part III:

“The Hangover Part III” is the third and final film in director Todd Phillips’ record-shattering comedy franchise. This time, there’s no wedding. No bachelor party. What could go wrong, right? But when the Wolfpack hits the road, all bets are off.

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