The band, scheduled for a World Tour in June, offered to help out after hearing about the mission of Bring Our Music Back INC, to promote healing through music and the arts.

The non-profit, which produces the B.O.M.B. Fest concerts gives all net proceeds to select local and national charities. This year's recipients include The Hole in the Wall Gang Camp and Connecticut Children's Medical Center.

Joining 30 Seconds to Mars and Lupe Fiasco are: of Montreal, Girl Talk, Mute Math, The Cool Kids, Jay Electronica, 40oz. to Freedom, Roots of Creation, Christine Ohlman and Rebel Montez, Quintron and Miss Pussycat and mynameisjohnmichael and dozens of local headliners. This is Music with Purpose.