Britney Spears: new song leaks

A new Britney Spears track has leaked.

A 30 second clip of 'Inside Out'  from 'Femme Fatale' has leaked, as have some of the lyrics.

In the track she can be heard singing: 'So come on/ Won't you give me something to remember?/ Baby shut your mouth and turn me inside out/Even though we couldn't last forever baby.'

It can be heard here