Blake Shelton Makes Fun of New Voice Coach Pharrell Already [PHOTO]

The new season of 'The Voice' may not air for months, but the coaches are hard at work. Gwen Stefani and Pharrell join Adam Levine and Blake Shelton and by the looks of it, the jokes have already begun.

You know what they say about big hats…right @Pharrell? #TheVoice #Season7 pic.twitter.com/SD0qDE6BNw

— Blake Shelton (@blakeshelton) June 20, 2014

Big hats = Big head!

Season 7 of The Voice begins September 22, 2014 on NBC.