ELLE cover star Rihanna celebrated her 25
The delighted singer looked to be having a ball even if she was a little unsteady on her skis.
She later tweeted a picture of herself with Chris Brown in the back of a car, with the caption: Pour it up pour it up! #birthdaybehaviour.
The star missed last nights Brit Awards for the festivities. She had been nominated for International Female Solo Artist.
Its little wonder she needed a break, though its been a busy few weeks for RiRi, what with launching her first fashion collection with River Island and announcing a ground-breaking deal with make-up giant MAC. Plus, of course, theres her starring role in ELLEs April issue watch our exclusive video of her introducing it now which hits newsstands 6 March...