MUSIC: SF Chamber Orchestra presents their Rush Hour Concert, featuring 17-year cello sensation, Nathan Chan, and the orchestra's principal bass player, Michel Taddei, along with lyric soprano Anja Strauss as the most beautiful “ugly duckling” you’ve ever seen!

5:30 p.m. // InterContinental (888 Howard St) // free

THEATER: The Marsh Youth Theater adds a modern twist to a classic story with Siddhartha: The Bright Path 2010, flavored with Indian music, art, kathak dance, and a Bollywood dance scene, featuring a modern-day San Francisco girl who ponders the value of material things and the reasons for human suffering, alongside Siddhartha under the Bodhi tree.

7:30 p.m. // The Marsh (1062 Valencia St) // $10-15

CLUB: DJs Dangerous Dan, Damon, Jules and special guests present 1984, SF's longest running weekly 80's dance party, featuring the best 80's pop, rock, synth-pop, goth, electro, and one hit wonders on two dance floors...

9 p.m. to 3 a.m. // Cat Club (1190 Folsom) // $6