The Hangover Part III - Official Teaser Trailer [HD]

The official teaser for The Hangover Part 3. Starring Bradley Cooper, Zack Galafianakis, Ed Helms, John Goodman, Ken Jeong and Jamie Chung. 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. Co-starring Justin Bartha, Heather Graham and Mike Tyson. Subscribe! Watch More of Our Shows!