Answering the age-old question, "What are Jews supposed to do on Christmas?" Past headliners include: Henny Youngman, Shelley Berman, David Brenner. This year: Gary Gulman (Last Comic Standing, Tonight Show); Adrianne Tolsch (condo circuit maven); Samson Koletkar (Jewish-Indian comic); Lisa Geduldig (hostess). 4 Jewish comics, 2 shows a day, Yiddish proverbs in the fortune cookies. Partial Proceeds Benefit: SF & Marin Food Banks' "Healthy Children Pantries" and Jewish Home's "Comedy Clinic."