>Just seven months old when he famously hitched a ride strapped to Zach Galifianakis in 2009’s The Hangover, scene-stealing Grant Holmquist again brings the cute in The Hangover: Part III. Now 5, Holmquist—who shared screen time with twin sister Avery and six other babies in the first film—had “such a good experience” in III, says his mom, Carrie. “Between takes the guys would be on the floor with him, making him laugh.”