Gwen Stefani dropped a brutal new breakup song "Somebody Else's," the first single off her forthcoming fifth studio album, "Bouquet."

Gwen Stefani takes aim at a 'semi-psychotic' ex in her blistering new breakup song 'Somebody Else's,' in which she says an unnamed former flame 'gaslit my world.'

"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