PopSugar — As expected, last night Britney Spears was the surprise guest at the Madonna concert in LA. She came out during the song "Human Nature" which is when the pre-recorded video segment with Britney was also playing on the screens — watch the vide... more info

Topix — Madonna isn't going to let lighting and technical issues keep her from performing at Dodger Stadium in Los Angeles. more info

BBC News - UK — Britney Spears makes an on-stage appearance with Madonna during her show at the Dodgers Stadium in Los Angeles. more info

Newsday — Madonna, Britney Spears and Justin Timberlake rocked Dodger Stadium Thursday night, to the delight of a sold-out crowd that was there to take in Madge's Sticky & Sweet tour. more info

ET Online — ET was on the scene at Madonna's L.A. concert Thursday night as the Material Mom gave Dodger Stadium an extra “sticky and sweet” treat: Britney Spears took the stage! Half way through Madonna’s hit song “Human Nature,â... more info

SPEARS thrills Madge fans on Sticky and Sweet tour with their duet of Human Nature more info

ContactMusic — Fans didn't have to wait long for the much-hyped BRITNEY SPEARS and MADONNA collaboration at the Material Girl's Dodgers Stadium show in Los Angeles on Thursday night (06Nov08) ... more info

Undercover, Australia — Britney Spears and Justin Timberlake will join Madonna on stage in Los Angeles tonight (06.11.08). more info

MTV.comMadonna + Britney + Justin = SadnessEntertainment Weekly - 5 hours agoI am decidedly depressed by the news that Justin Timberlake and Britney Spears are both slated to appear during tonight's Los Angeles stop on Madonna's Sticky & Sweet tour.J... more info

PopSugar — Britney Spears stopped by the doctor in LA today in preparation for tonight's big Madonna appearance. While we doubt she'll actually perform — or do anything other than briefly appear on stage — it's still pretty exciting to think... more info