Britney Spears must be feeling pretty confident about her upcoming album, 'Femme Fatale.' Days after unveiling her new music video for song 'Hold It Against Me,' Spears released a preview of another single from her album, 'Inside Out.' And on Tuesday, she released a sneak peek of a third single, 'I Wanna Go' on Twitter.

Dr. Luke, who worked on Spears' upcoming album, 'Femme Fatale,' was the first to tweet the teaser. Spears re-tweeted the link with the note, "I-I-I Wanna Go-o-o by the amazing #MaxMartin –Britney" Listen to the 'I Wanna Go' snippet after the jump!