“Camp Rock” actress, Demi Lovato has just released her new single  ”Up All Night ”,  featuring Messy Elliot, and Timbaland !

” It’s about staying up all night long and singing to the boy that you like, and it’s flirty and fun and it’s not to grown-up, but it’s grown-up enough,” the 19 years old singer told to MTV news about the single.

Listen it now.

[youtube]http://www.youtube.com/watch?v=uz4j54orpmk[/youtube]