PHOTO: Courteney Cox Arquette Scrubs Up to Play Doctor
12/01/2008 AT 07:15 PM EST
The long-running NBC comedy is now on ABC, with the Friend-turned-MD appearing in the season-eight premiere on Jan. 6 as Dr. Maddox in the first of three episodes. – Mike Fleeman
1995: Courteney is PEOPLE's 'Most Beautiful'!