Song 3 has been played on US radio

Britney Spears‘ latest track has been unveiled.

The tune, entitled 3, made its debut on US radio yesterday.

Britney, 27, sings about having relationships with more than one person at a time.

1, 2, 3/ Not only you and me/ Got 180 degrees/ And I’m caught in between,’ she says.

The track features on Britney‘s new greatest hits album.

Singles Collection is out in the States on 24 November.

LISTEN! Britney Spears‘ new single 3 here>>

SEE PICTURES Britney Spears on her Circus tour>>

SEE PICTURES Britney Spears – Pop princess to fallen star>>

Get more news like this every week. Try 4 issues of the new-look Now for only £1>>