Watch: The Wolfpack is back in 'Hangover Part III'!
The trailer of the third and the final installment of 'Hangover' is finally out.
The Wolfpack is back! Bradley Cooper, Ed Helms and Zach Galifianakis team up one last time for the final installment of 'Hangover'. The trailer of 'Hangover Part III' was recently released online. The film will be releasing on May 24, 2013.