"I get a text from Madison with a start of a song called ‘Somebody Else's,' after a bunch of sessions that we'd done, and in those sessions there's a lot of confession and just

Gwen Stefani, whose exes include Gavin Rossdale and Tony Kanal, calls an ex ‘somebody else’s problem’ in new song

Gwen Stefani's new song "Somebody Else's" shares her love for Blake Shelton and shades an unnamed ex from a previous relationship.

On Friday, the "Just a Girl" singer released "Somebody Else's," the next single off her upcoming country-rock album, Bouquet, which details why she had to leave an ex -- and is feeling much better now that he's "somebody else's problem."

Gwen Stefani’s lyrics are a sweet escape back to the past. The 54-year-old released the next single, “Somebody Else’s,” off her forthcoming album “Bouquet” on Friday and didn’t hold back on the country-rock track.