In January 2007, Colletti was announced to have been cast in a major recurring role on The CW teen drama television series One Tree Hill.
Colletti portrays the role of Chase Adams, a high school student who plans to save himself until marriage.
However, that’s all in the past now because the handsome actor might have a new girlfriend.
The series finale One Tree Hill aired on April 4, 2012.
The hot actor and the beautiful Kristen Cavallari were high school sweethearts.
The ending of their relationship was documented on the show- Laguna Beach.
After high school, Stephen attended San Francisco State University for a year before returning to Los Angeles to pursue an acting career.
Stephen Colletti appeared as himself in an episode of MTV Reality Television series, The Hills, in 2007.