Who's had a good week, and who's had seven days they'd rather forget?
Avril Lavigne poses naked for new single cover
Avril Lavigne has caused a stir by posing naked for the front cover of her new single Here's To Growing Up.
The singer is set to make her musical comeback soon; the last music she released was her 2011 album Goodbye Lullaby.
Miss Lavigne isn't the only music star to go from being sweet to sultry though - flick through our gallery to see more stars who have ramped-up the raunch factor...
latest celebrity videos
Kourtney Kardashian showed just how you work maternity chic as she stepped out in LA looking beautiful in a nude ensemble.
Date 58 mins ago, Duration 0:44, Views 4