A musical-comedy duo from New York, Rob Tannenbaum and David Fagin are "putting the Ha! in Hanukkah" on Christmas Eve with Good for the Jews, meant to balm the souls and laugh the bellies of area Semites. But the duo vows: "No songs about dreidels. And no Israeli folk-dancing." Friday, Dec. 24, at 7 p.m. Jammin' Java, 227 Maple Ave. E. Vienna. Tickets are $20. Call 703-255-3747 or visit jamminjava.com.