Tyson Jay Ritter (born April 24, 1984) is an American singer-songwriter, actor and model, best known as the lead vocalist, bassist, pianist, and songwriter of the pop-punk band The All-American Rejects. As an actor, Ritter appeared as Dane on Amazon Video's Betas, recurred as rock musician Oliver Rome on NBC's Parenthood, and had supporting roles in the films The House Bunny (2008), Love and Mercy (2014), and Miss You Already (2015).