Initially gained fame on Saved by the Bell then moved onto other endeavors such as Dancing with the Stars and MTV's America's Best Dance Crew. He later reprised his role in Saved by the Bell: The New Class. In 2016 he portrayed Vince Fontaine in the Fox broadcast of Grease Live!
Before he became interested in acting, he wrestled for his high school and competed in the California State Tournament.
He appeared as A.C. Slater on Saved By The Bell: The College Years and Saved by the Bell: Wedding in Las Vegas.
He annulled his marriage to Ali Landry two weeks after their ceremony in 2004, because she discovered he had cheated on her two days before their wedding. He had a daughter named Gia in 2010 and a son named Dominic in 2013 with Broadway dancer Courtney Laine Mazza, whom he married in December 2012. They are currently expecting their third child together.
His character's best friend on Saved By The Bell was Zack Morris, played by Mark Paul Gosselaar.