Blake Lively Is All of Us Watching Backstreet Boys Learn NSYNC's "Bye Bye Bye" Dance

BSB & NSYNC’s AJ McLean, & Lance Bass Admit They’ve Talked About Joint Tour: ‘It Would Be Fun’

Backstreet Boys and NSYNC send fans into a frenzy as they join forces to create hybrid group

Blake Lively pays tribute to Ryan Reynolds and late dad Ernie on first Father's Day since he died