Heather Graham & Zach Galifianakis: 'The Hangover Part III' Premiere!
Heather Graham is stunning while attending the premiere of her latest flick The Hangover Part III on Monday (May 20) in Westwood, Calif.
FYI: Heather is wearing an Herve L Leroux gown. Justin is wearing an Etro suit.
15+ pictures inside of Heather Graham and Zach Galifianakis attending the premiere of The Hangover Part III…