The long-running "third Monday" bluegrass jams at the Amnesia Bar in San Francisco's Mission district have changed... they are now scheduled for the 2nd and 4th Monday of the month, from 6:30PM to 8:15PM.

There is a bluegrass band playing after the jam. Come on out:

Amnesia
853 Valencia Street (btwn 19th & 20th)
San Francisco, CA

http://www.thepicksf.com/Event.aspx?EventID=1134