Gigi Hadid, Tyler Posey Get Down to Backstreet Boys on Lip Sync Battle

Two of the Boys, Nick Carter and AJ McLean, make a special appearance on Thursday’s Lip Sync Battle (Spike TV, 10/9c) to help model Gigi Hadid — daughter of Real Housewives‘ Yolanda Hadid — with her perfauxmance of “Larger Than Life.”