VIDEO: Watch PENTATONIX's Mitch Grassi Serve Up BON APPETIT in This Lip Synch Battle Sneak Peak

Mitch Grassi serves up a full course to his Pentatonix bandmates with a performance of "Bon Appétit" by Katy Perry ft. Migos. Lip Sync Battle, Thursdays at 10/9c on Paramount Network.

"Lip Sync Battle" is hosted by entertainment icon and two-time GRAMMY Award-winner LL COOL J and television personality, author, and model, Chrissy Teigen.

Based on the pop culture phenomenon of lip sync battling, the Paramount Network original series features celebrities going head to head - lip-syncing the song of their choice - battling for the coolest bragging rights on the planet. The series is a ratings and multiplatform superstar for Paramount Network. The award-winning "Lip Sync Battle" is executive produced by Casey Patterson, Jay Peterson of Matador Content, John Krasinski, Stephen Merchant, LL COOL J and Eight Million Plus Productions.