chasez, and, joey fatone and lance bass called themselves 'nsync. >> my momma came up with the name.e really in sync, ding, ding, ding. >> justin and the guys moved into a house in orlando. they recorded their music in a secret hideaway nearby. it's almost like we're in the fun house. >> that's kind of what it was. it's got like every lux luxury you can't imagine. >> life for justin in the house. >> he had already done "the mickey mouse club." the difference was during the daytime if we didn't have anything to , justin would have to be in the dining room with his tutor, you know, taking classes, doing school. >> six hours a day? >> yeah. he would outwork anybody. >> driven, driven, driven, but he's the hardest-working person i know. >> the hard work would eventually pay off. after two years of relentless touring overseas, justin and 'nsync hit it pig in the u.s. with a disney concert special, filling in as a last-minute replacement for the back street boys. ♪ how can it be >>> it just so happened the guys were in orlando and ready. when that called was made to disney to say, hey, we