MONTREAL, QC - AUGUST 01: Yasiin Bey aka Mos Def performs on Day 2 of the Osheaga Music and Art Festival on August 1, 2015 in Montreal, Canada. (Photo by Mark Horton/WireImage)
MONTREAL, QC - AUGUST 01: Yasiin Bey aka Mos Def performs on Day 2 of the Osheaga Music and Art Festival on August 1, 2015 in Montreal, Canada. (Photo by Mark Horton/WireImage)