Spears is all suited up at the last rehearsal before her Vegas show opening. Plus: Joe Manganiello, Kim & Kanye & more!
Credit: Splash News Online
Published: Friday Dec 27, 2013 | 07:00 PM EST
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Let the show begin! Britney Spears performs for friends and family on Thursday, one day before the official opening of her Las Vegas revue, "Piece of Me," at the Planet Hollywood Resort & Casino.
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