NME — Britney Spears and Justin Timberlake joined Madonna on stage in Los Angeles last night (November 6), but they didn't perform together. more info

ET Online — Britney Spears wasn't the only one who made a guest appearance at Madonna's concert last night! The material mom was joined on stage by Justin Timberlake for a rousing rendition of their duet, "Four Minutes to Save the World." Watch Madge a... more info

Perez Hilton — A-MA-ZING! The stars weren't only in the audience at Madonna's Sticky Sweet LA concert on Thursday. The rumors actually turned out to be true!! Both Britney Spears and Justin Timberlake hit the Sticky Sweet stage! BritBrit made her appearance in the... more info

The Newsroom — Madonna's high-energy show in Los Angeles impressed fans, including joint performances with Britney Spears and Justin Timberlake. (Nov. 7) more info

Topix — Rumors are swirling that Justin Timberlake and Britney Spears are to appear tonight at Dodger Stadium in Los Angeles. more info

The Newsroom — Superstar singers Madonna, Britney Spears and Justin Timberlake take the stage at Dodger Stadium in Los Angeles to a crowd of Hollywood who's who. more info

MTV.com News — Brit reportedly left right after JT performed '4 Minutes' with Madge at the Los Angeles show.By Gil Kaufman Britney Spears and Madonna perform in Los Angeles on Thursday Photo: Jason Merritt/ FilmMagic It was the power pop summit nobody t... more info

VH1 News — Britney Spears and Justin Timberlake both joined Madonna onstage during her concert in Los Angeles Thursday night, but they did not appear together. more info

Dlisted — Our Lady of Cheetos came through for Vadge last night by "performing" a little bit of "Human Nature" with her. They laundered Brit Brit's weave! And it also looks like they ran her through the car wash a few times. She looks so shiny! Shiny in t... more info

Rolling Stone — As rumored, both Britney Spears and Justin Timberlake joined Madonna onstage last night during the Material Girl’s Sticky & Sweet stop at Dodger Stadium in Los Angeles. During “Human Nature,” the third song of the evening, Madonna handled the b... more info