Mark Karan and the Grateful Bluegrass Boys featuring Dan “Lebo” Lebowitz, Reed Mathis, Aaron Redner, Grahame Lesh, Jason Crosby and Sunshine Becker will perform at the Sweetwater Music Hall in Mill Valley, CA tonight. The show, which will also include an opening set from the Doobie Decibal System with Crosby and Roger McNamee, will be a benefit for the chidlren of Haiti.

Tickets for the show are now on sale.