When The Hangover Part II was filming, the cast and crew was super hush-hush about what the Wolfpack would be up to in the sequel. Well, that's certainly not the case for the third film — director Todd Phillips has been documenting filming via Instagram, snapping shots of Bradley Cooper, Zach Galifianakis, and the rest of the gang. Click through his photos to see what's in store when the film hits theaters this May.
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