Britney Spears' 'Perfume' released

Britney Spears' new single 'Perfume' has been released.

The song, in the album titled 'Britney Jean', is centered around a woman concerned that her significant other is still hung up on his ex-girlfriend, the Huffington Post reported.

The 31-year-old American singer has revealed that this track, which she co-wrote with Sia, is her favorite song.