Hear 20 Seconds of Britney Spears' New Song, 'I Wanna Go'

A teaser clip hits the web.

A week after Britney Spears debuted her new music video for the single "Hold it Against Me," her fans are getting another treat: A 20-second snippet from another new song from her upcoming album, Femme Fatale (out March 29).

Take a listen to the teaser clip for “I Wanna Go” that is making the rounds on the web:

I wanna go teaser by drluke