Skylar Astin Lipstein (born September 23, 1987) is an American actor, model and singer. He became known for portraying Jesse Swanson in the musical films Pitch Perfect (2012) and Pitch Perfect 2 (2015). He was also in the original cast of the Broadway musical Spring Awakening, and has since appeared in films such as Hamlet 2 (2008), Taking Woodstock (2009), Cavemen (2013), and 21 & Over (2013). He is also well known for his role as Greg Serrano on the last season of Crazy Ex-Girlfriend, a role originally played by Santino Fontana.