The Backstreet Boys, or BSB, is a boy band and pop group that rose to considerable popularity in the late 1990s, and has since broken music and concert sales records, having sold more than 87 million albums (38 million in U.S.) to make them the highest-selling boy band on record. The five-member group consists of Nick Carter, Howie Dorough, Brian Littrell, AJ McLean and Kevin Richardson.