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"      An acoustic mix of Britney Spears&amp;#039;s new single has appeared online. The stripped-back rendition of Perfume also features additional vocals from Sia, who penned the track. The track has been lifted from the US star&amp;#039;s latest album Britney Jean, which was released last month. Perfume will be officially released on January 26 and serves as the follow-up to her previous single Work Bitch. Spears began a two-year residency at Planet Hollywood in Las Vegas last month, receiving positive reviews and an all-star audience for her first show. Watch the official music video for Britney Spears&amp;#039;s Perfume below:      "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cosmopolitan.com/entertainment/celebs/news/a18577/britney-spears-sia-team-up-for-perfume-acoustic-mix/?src=rss>