Entertainment icon and two-time GRAMMY Award-winner LL COOL J will host Spike TV's original series, "Lip Sync Battle," debuting April 2. Based on the pop culture phenomenon of lip sync battling, the new series will feature celebrities going head to head - lip-syncing the song of their choice - battling for the coolest bragging rights on the planet. 　　 　　"Like the rest of the world,...