If you were alive in the 1990s you probably can sing along to the Backstreet Boys. Back in the day, they were a phenomenon; hysterical fans fainted, in a frenzy some compared to Beatlemania.
And with more than 130 million records sold worldwide, they remain the bestselling boy band of all time.
Their new album, "DNA," has brought new life to the band, and their first chart-topper in more than a decade.
The boys are really men at this point: Nick Carter, Howie Dorough, A.J. McLean, Brian Littrell...