Blake Shelton’s been packing on so many pounds his wife, Gwen Stefani, wants to ship him off to a “fat farm” to cure his deep-seated issues with overeating and his love of fattening fare like country fried steak,

I don’t know what a woman like me / Was doin’ with a man like you, ooh / But now I got a love so true.” But Stefani wasn’t done, the lyrics continue to slam an ex who did her wrong. Gwen Stefani (L) and Gavin Rossdale attend the Metropolitan Museum of Art’s 2013 Costume Institute Gala featuring the opening of the exhibit Punk: Chaos to Couture.

On her new song “Somebody Else’s,” Gwen Stefani sings about leaving an ex — and it ’s not hard to tell it’s about first husband Gavin Rossdale. “I don’t know what a heart like mine was doin’ in a love like that / I don’t know what a woman like me was doing with

Related: Gwen Stefani and Blake Shelton Introduce Kitten They Nursed Back to Health After Finding Him 'Hardly Alive' The day after the “Don’t Speak” musician's birthday, Shelton posted an Instagram tribute to his wife, whom he dubbed his "favorite girl.”

Blake Shelton and Gwen Stefani are celebrating a special anniversary on October 17, marking four years to the day Blake popped the question to his wife-to-be. The country music singer, 48, and the No Doubt frontwoman,