From the official site:
Gary Busey's career has spanned more than 30 years in the film and music industry. Raised in Oklahoma, Gary began his career as a drummer with Willie Nelson before turning to acting. A memorable supporting character in such films as A Star Is Born. Busey then played guitar and performed his own songs as the title role in The Buddy Holly Story, for which he was nominated for an Oscar in 1978. More recently, he has found fame in supporting roles in films such as Lethal Weapon, Under Siege and The Firm.
Additionally, Gary is no stranger to reality television. In the summer of 2003, Comedy Central's, I'm With Busey, gave the world a taste of his hilarious and often skewed view of the world. Gary has one son, Jake, from his first marriage and has been with his current wife since 1996.