According to toofab, AJ McLean revealed Nick Carter could've been in NSYNC instead of Backstreet Boys! Nick Carter was auditioning for The Mickey Mouse Club around the same time NSYNC was being formed! Carter says:
"I got offered a contract, and I turned it down," he spoke about facing a tough choice as a preteen. "I was supposed to be on the same team as Britney [Spears] and Ryan [Gosling]. And I got an option to go in for a Backstreet Boys audition. [AJ] was there." "the $50,000 contract from the 'Mickey Mouse Club' and Backstreet Boys, which had nothing really going for it," he stated, "I chose the Backstreet Boys."Biggest decision of your life," McLean said to Carter. "Think about it. You could potentially have been in *NSYNC. Who knows!