Britney Spears sweats car bodygaurd

Britney Spears sweats car bodygaurd

Busy Brit is cramming in that last recording studio sesh, before she embarks on her Femme Fatale world tour this month!

On Monday Spears released the cover art for her new single, I Wanna Go which featured the pop star looking sexy in a midriff-bearing Mickey Mouse tee.

Miss Spears will be heading cross-country with her opening act, Nicki Minaj, on June 16, but the singer has expressed interest in performing with another flashy singer -- Lady Gaga.

Apparently the pop princesses is "obsessed" with the Lady, and Gaga actually penned three songs for Spears before she became famous. We think a collaboration between the pair would be incredible!

Listen to Briney's just-released single, I Wanna Go, after the jump ...