Perez Hilton — The reigning Princess of Pop! RiRi took to the stage at the VH1/Pepsi Super Bowl Smash concert last night and rocked the crowd with her awesomeness. CLICK HERE to watch her perform Disturbia. viewNode("9ef9787c08e90", { player_profile:'vega4', width... more info

PopSugar — The biggest football party of the year is still a few days away, but the fun in Tampa started last night at the NFL Pepsi Smash Super Bowl Concert. Rihanna brought down the house in a typical black leather outfit, perhaps a little warm up for next we... more info

PopSugar — The biggest football party of the year is still a few days away, but the fun in Tampa started last night at the NFL Pepsi Smash Super Bowl Concert. Rihanna brought down the house in a typical black leather outfit, perhaps a little warm up for next we... more info

Spinner.com — Filed under: NewsSpinner.com: Smashing Pumpkins' Super Bowl track 'FOL' leaked online. U2, Rihanna and Robert Plant and Alison Krauss have been added to this year's Grammy line-up. Fatboy Slim DJ Norman Cook compares his upcoming release by the Brig... more info

The Money TimesGrammy countdown: Why U2 shouldn't be performingLos Angeles Times - 2 hours agoThe pre-Grammy hype is reaching, perhaps, its highest level this week. After a string of announcements, parsing out new performers every couple days to maxi... more info

Yahoo! Music — Reuters - U2, Kid Rock, Rihanna and Robert Plant and Alison Krauss have joined the performance lineup for the 51st Grammy Awards. more info

Reuters — NEW YORK (Billboard) - U2, Kid Rock, Rihanna and Robert Plant and Alison Krauss have joined the performance lineup for the 51st Grammy Awards. more info

NME — The performers list at this year's Grammys has grown again, with the addition of U2, Kid Rock, Alison Kraus and Rihanna. more info

NME — The performers list at this year's Grammys has grown again, with the addition of U2, Kid Rock, Alison Kraus and Rihanna. more info

Topix — The Barbadian pop princess' hit single " Disturbia" is up for Best Dance Recording, while her collaboration with Maroon 5 , " got a nod for Best Pop Collaboration with Vocals. more info