Christina Aguilera is bringing out the big guns to revive her recording career -- namely, Britney Spears' producer.

The Voice mentor - whose 2010 Bionic album was a commercial and critical disappointment -- has enlisted the help of Swedish hit-maker Max Martin to helm the first single from her upcoming album, according to Billboard magazine. The song, due in early August, is reportedly a fist-pumping club banger with a chorus that includes the line, "All I want to do is what you wanted."

Read the whole story at Celebuzz.com