VIDEO : Zac Efron Forces Adam DeVine to Get in Shape: Pitch Perfect Star Is Using Chris Pratt's Tria

Adam DeVine has about two months to get in shape. And not just any kind of shape. The Pitch Perfect star begins shooting Mike and Dave Need Wedding Dates opposite hot-bodied Zac Efron in May. "It shoots in Hawaii so we both have to have our shirts off," DeVine said at a SXSW cocktail party for his new horror comedy The Final Girls. "I just got the personal trainer who trained Chris Pratt to go from fat guy to look at him today!"