Sean Young Voluntarily Enters Rehab on Monday

Following an embarrassing outburst on Saturday night at the Director's Guild Awards,48,voluntarily checked into a rehabilitation center for treatment of alcohol addiction on Monday. Her representative indicated that the actress has struggled with alcohol issues for years.

Young heckled the director of The Diving Bell and the Butterfly, Julian Schnabel, while he was speaking on stage and continued to make a scene during the showing of a George Clooney film clip.

Her latest body of work has included episodes of One Tree Hill, CSI and ER. She broke into films in the late 1980's, with roles in movies which include Ace Ventura: Pet Detective and Cousins.