Britney's zipper coming undone during a performance at her "Piece of Me" residency in Las Vegas. (10-16-15)

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Oops she split it again! Britney Spears suffers wardrobe malfunction as zipper on mesh unitard breaks mid-song
Britney Spears suffered a wardrobe malfunction while performing during her Las Vegas show.
The 33-year-old pop star was belting out her 2009 single 3 in a revealing black mesh unitard with strategically placed pleather patches.
Britney was about one-third into the performance when her back zipper broke and split open.