Updating the brass band traditions of their New Orleans hometown, the Soul Rebels unite jazz, R&B, hip-hop, and pop into a joyous, dynamic whole. The octet have lent their high-energy style to a remarkably wide range of artists, including Rakim, Portugal the Man, Robert Glasper, Metallica, and Katy Perry. They've also opened for Lauryn Hill, the Allman Brothers, and Nile Rodgers on the hundreds of live dates they play each year. The Soul Rebels' music is just as potent in the studio, with albums like 1994's Let Your Mind Be Free, 2005's Rebelution, and 2012's best-selling awar...