Dr. Omoumi and friends will perform concerts on

Sun May  6 in LA,
Mon May  7 in Irvine, and
Fri Jun 15 in San Diego.

For details see the Haft_Dastgah calendar:
http://launch.groups.yahoo.com/group/Haft_Dastgah/cal

or http://www.geocities.com/darvaksd/events