Kelly Osbourne calls Christina Aguilera "fat" in longtime feud

Kelly Osbourne calls Christina Aguilera "fat" in longtime feud

“She”s a fat b****”: Kelly Osbourne reignites long-running feud with Christina Aguilera

11:19 PM on 3rd August 2011

Fired up: Kelly Osbourne called Christina Aguilera fat on E!

Fired up: Kelly Osbourne called Christina Aguilera fat on E!”s Fashion Police

Curvy girl: Ozzy

Curvy girl: Ozzy”s daughter mocked The Voice judge for having a slightly fuller figure as she promoted her new fragrance Royal Desire in Munich last month

Famous feud: Kelly and Christina sparred at the MTV Europe Music Awards in Edinburgh, Scotland, in 2003 Rivals: Kelly and Christina sparred at the MTV Europe Music Awards in Edinburgh, Scotland, in 2003

Rivals: Kelly and Christina sparred at the MTV Europe Music Awards in Edinburgh, Scotland, in 2003

OMG: Kelly shocks E!

OMG: Kelly shocks E!”s Giuliana Rancic with her comments about rival Christina

Pop shots: Joan Rivers mocked the blond bombshell on E!

Pop shots: Joan Rivers mocked the blond bombshell on E!”s Fashion Police as well