UPDATE: Wednesday, Feb. 24 (12:20 p.m. ET) – Teen Wolf star Tyler Posey pulls out all the stops to take on Lip Sync Battle challenger Gigi Hadid after she unleashes a rendition of Backstreet Boys’ “Larger Than Life”; — featuring a couple of actual Backstreet Boys.

You can’t accused Posey of not committing. Check out how he gets into character to perform s “Flagpole Sitta”; by Harvey Danger. Watch:

—

On this week’s episode of Lip Sync Battle, model Gigi Hadid faces off against Teen Wolf“s Tyler Posey, and delivers a sizzling rendition of Backstreet Boys’ “Larger Than Life”;.

Related: Beyonce Crashed Channing Tatum’s Epic “Lip Sync Battle’ And Everyone (Including Jenna) Freaked Out

Leave it to Hadid to up the ante by bringing in a couple of actual Backstreet Boys — Nick Carter and A.J. McLean — to help out, in yet another of the show’s crowd-goes-wild surprise moments. Watch: