Oh, it's officially ON!

Adam Levine stops by Ellen today and talks about his new bet with fellow Voice coach Blake Shelton.

The pop star and country king debuted their new albums on the same day last week and now are going head to head in record sales.

Watch Levine talk about the friendly wager below and don't miss Ellen weekdays at 4:00 on NBC 12, followed by First Coast News at 5:00.

'The Voice' airs Monday and Tuesday nights at 8:00 on NBC 12.

Adam Levine