Britney Spears's single "Womanizer" is here! After a leaked clip you loved [1], followed by a short delay [2], we can finally hear Brit's newest song. We already got a peek at her new look [3] for the music video she recently filmed and some details about the sexy choreography [4]. But for now listen to the first single off the upcoming Circus [5] and tell us — love it or leave it?