Heather Graham returning to `Hangover` franchise?

Los Angeles: Actress Heather Graham is reportedly returning to the third instalment of the `Hangover` movie franchise.

The 42-year-old had played the role of a Las Vegas stripper who married Stu Price played by actor Ed Helms in the first edition of the comedy released in 2009. The plot of the movie, however, has been strictly kept under wraps, reports contactmusic.com. Lead actors Bradely Cooper, Zach Galifianakis and Helms are also geared up to be part of the film. Boxer Mike Tyson, who gave a guest appearance in the first film, will also be seen doing a cameo in the movie. `Hangover Part II`, the sequel to the first movie, was released in 2011. IANS