NKOTBSB is a supergroup consisting of American boy bands of two different generations New Kids on the Block and Backstreet Boys. Backstreet Boys member Howie Dorough came up with the name, which is a combination of established initialisms of each groups' names, NKOTB and BSB. Together they have released one compilation album, the eponymous NKOTBSB (2011), one single, and toured ... Show More