Miley Cyrus posts racy new self-pic, Liam Hemsworth thinks haircut 'looks great'

When girls go bad

All grown up: The Hannah Montana star is upping the raunch factor

Teacher's pet: Emma played goody two-shoes Hermione - now she wears leather jackets

Squeaky clean: Selena Gomez is exploring a wilder film role in Spring Breakers

Spring Breaker: Vanessa Hudgens has left her Disney days behind

X Factor: Demi Lovato has a new chance as a judge on the USA show