Jo Whiley hurt by Mariah Carey

Jo Whiley was left injured after losing an arm wrestling contest with Mariah Carey.

Carey appeared on the DJ's Radio One show to promote her new single, Don't Forget About Us, which is released on December 12.

A source told The Mirror, "Jo lost and got a little injured in the trial of strength but Mariah was very apologetic afterwards, saying, 'Sorry darling, did I hurt you?'"