Betrayal's Liev Schreiber sketched his costar, John "Slatts" Slattery, but what kind of drawing would Design for Living's Alan Cumming, Ten Unknowns' Julianna Margulies, Fosse's Bebe Neuwirth and Ann Reinking, The Search for Signs of Intelligent Life in the Universe's Lily Tomlin and A Moon for the Misbegotten's Cherry Jones make? Theatre celeb fans can find out at the annual Barrow Group's Celebrity Doodles and Scribbles Benefit Auction May 7 at the Manhattan Penthouse. This year's auction marks the 15th anniversary for the Off-Broadway company and school. Among the other items up for auction are signed Broadway production posters, tea for two at the Plaza, acting classes and voiceover lessons with the Barrow Group, Pilates and gyrotonic sessions, three sessions with a professional organizer and theatre tickets to several Broadway and Off-Broadway shows.

The Barrow Group, awarded the 1995 Drama Desk Award for Best Off-Off Broadway Theater Company, is best known for its Old Wicked Songs, a Pulitzer Prize finalist, and Steven Dietz's Lonely Planet.

Tickets are $50. The Manhattan Penthouse is located at 80 5th Avenue at 14th Street, on the 17th Floor. For reservations, call (212) 253-2001. The event begins at 6:30 PM with cocktails, hors d'oeuvres and a silent auction. The live auction begins at 8 PM.