Britney Spears's OMG Moments

Her striptease! Her shocking videos! Her split from The X Factor and Jason Trawick! Look back at the star's biggest jaw-droppers

DIRTY TALK

With Circus climbing the charts, Spears releases the video for the album's third single, "If U Seek Amy," in March 2009, playfully acknowledging its innuendo-laden chorus in the clip's introduction.