Katy Perry's 'PRISM' Party to Launch New iHeartRadio Theater in Los Angeles

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September 30: Katy Perry rocks out on stage during the iTunes Festival in London, England.

Katy Perry's album release party for "PRISM" will be streamed live Oct. 22 from an intimate new venue, the iHeartRadio Theater Los Angeles, Clear Channel announced today.

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The event will feature a performance and Q&A with the Billboard cover star and will air in its entirety live on 175 Clear Channel stations around the country beginning at 6 p.m. PT. The party will be recorded and televised on The CW Network on Oct. 25.

Walmart, in partnership with Monster Headphones and AT&T, will be the official on-air radio and social media partner. TV personality Mario Lopez will handle hosting duties.

Located at the Burbank Studios in the former home of "The Tonight Show With Jay Leno," the iHeartRadio Theater Los Angeles joins a similar venue in New York City, which opened in 2009 and has hosted artists including Justin Bieber, Mariah Carey and Mumford & Sons.

"We couldn't be more excited to have Katy Perry be the one to break in our amazing iHeartRadio Theater LA," said Tom Poleman, President of National Programming Platforms, Clear Channel Media and Entertainment, in a statement.