05:34 AM EDT 11/27/2014
Originally posted 10/31/2012 05:10PM
It's a big night for Brit!
Wednesday is the long-awaited first live show of Fox's The X Factor (8 p.m. ET), and Britney Spears, 30, has mixed emotions about the experience.
"I am a little nervous," the pop star told Extra's Terri Seymour. "But I'm excited. I'm really, really excited. I can't wait."
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