Auction winners will receive a voucher good for two tickets to see the opening weekend of "Proof" or "Curtains" at the Hillbarn Theatre in Foster City.

Valid for any of the remaining shows of the 2015 season, except special performances. Winners must call the box office to redeem the voucher.

Proof is an elegant and engaging story of obsession, intellect and family bonding. Twenty-five year old Catherine must establish the authorship of a mathematical proof found in the office of her brilliant but troubled father.

Curtains is the hilariously entertaining whodunit from the creative team behind Chicago and Cabaret.

The following performances are available:

Proof: March 12, 13, 14, or 15

Curtains: May 7, 8, 9 or 10

Since 1941, the historic Hillbarn Theatre has served the San Francisco Bay Area by embracing this founding ideal: To create theatre with the community, for the community, striving always for excellence in production and education. We fulfill our mission by striving to do the following: Bring artists and audience together as part of our intimate Hillbarn family to experience engaging and inspiring theatrical productions. Select program themes that entertain, explore the joys and sorrows of our common human experience, and celebrate our diversity. Enhance and enliven the arts and entertainment culture of our community. Offer amateur performers and technicians a venue and direction by trained professionals to achieve personal and artistic growth. Through the Conservatory at Hillbarn Theatre, provide enriching and lasting educational opportunities for young and aspiring artists.