Justin Bieber Channels His Inner Fergie In This Week's Lip Sync Battle! Wait Until You See What He Does To Deion Sanders!

Big… boys… don’t cry?
That’s what Justin Bieber is singing — er, mouthing — in this week’s episode of Lip Sync Battle on Spike TV!
The pop superstar is facing off against former pro football player Deion Sanders in the live-audience show hosted by LL Cool J and Chrissy Teigen, and Bieber proverbially drops the mic on his performance of Fergie‘s hit ├óΓé¼ΓÇ╣Big Girls Don’t Cry!
[ Related: Justin. Selena. It’s Happening AGAIN. ]
Ch-ch-check out the HIGHlarious video (below):

Lip Sync Battle airs Thursday, July 16 at 10pm ET/PT on Spike TV.
[Image via YouTube.]