TOTALLY JTT: JOHNATHAN TAYLOR THOMAS

He's the number one teen star of the number one family sitcom on TV, "Home Improvement" and the voice - and face - of young Simba, the "mane" event in the blockbuster movie and bestselling video in history, Disney's "The Lion King." He brought in the crowds to "Man of the House" and stars in "Tom and Huck" and a live-action "Pinocchio" But who's the person behind the star? What's he "really" like? How does it feel having Tim Allen as a mentor? Follow JTT backstage on the "Home Improvement" set ...join him on location on his newest films. Discover Jonathan's private off-camera world and learn why he's happiest doing the charity work he loves. Everything you want to know is here, in JONATHAN TAYLOR THOMAS: TOTALLY JTT!