Britney Spears, Ryan Seacrest to Host Wango Tango

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Ke$ha, Jennifer Lopez, Selena Gomez also will perform at annual KIIS-FM Los Angeles festival.

Britney Spears - who performed two high-profile shows this weekend in Las Vegas and San Francisco - and her live days are far from over.

She and Ryan Seacrest have signed on to host 102.7 KIIS-FM's Wango Tango in Los Angeles. 
The annual music fest, which takes place May 14 at the Staples Center, will also feature performances from Ke$ha, Jennifer Lopez, Selena Gomez, Pitbull, Far East Movement, Jason DeRulo, Lupe Fiasco, T-Pain, New Boys, Cobra Starship and YouTube sensation Cody Simpson.
Tickets for Wango Tango 2011 go on sale to KISS Club VIPs on Apr. 1 and to the general public on Apr. 2.