Video: Britney Spears - You Oughta Know Greensboro ( Alanis Morissette Cover ) The Circus Tour Live HQ

Britney Spears covered Alanis' Morrisette's 90s break-up anthem "You Oughta Know" in Greensboro, NC over the weekend. An unbelievably enthusiastic fan captured it in all it's Dave Coulier-clawing glory. Sources who attended Britney's recent outing at MSG came home convinced she was lip-syncing. Tough to call on this one, but she sounds pretty okay. You know, for Britney

On Saturday, Britney Spears debuted the newest addition to her current tour's set list: A cover of "You Oughta Know," the Alanis Morrissette post-breakup anthem that scorched radios with its tales of movie-theater blowjobs and back-raking sex when it debuted in 1995. Why Britney added this song to her set at this late stage of her tour is beyond me, but I'm hoping it has more to do with solidarity among former kiddie stars than it does any personal-life trauma (or, god help me, latent obsessions with Dave Coulier). After the jump, a clip courtesy of [...]