Alrigth folks, get ready! Sara Jean Underwood was a Playboy Playmate of the Year in 2007 and surprisingly, her longevity as a model and celebrity has extended far beyond that time. She made the move to Playboy Playmate and rocked the Centerfold like no other. Worth a thought. Is she an actress, a nude model, a porn star, unrerwood something unnamable? Sara Jean Underwood is an American model, television host and actress who was named Playmate of the Month for the July 2006 issue of Playboy Magazine and later became Playmate of the Year in 2007.