The telling lyrics: "You don't have to say what you did / I already know, I found out from him."
Who it's supposed to be about: Britney Spears
Why? While the lyrics are pretty telling, Timberlake doesn't hold back with the clues in his music video for the song. Not only does the woman in the video wear clothes similar to Spears's, but it also features a photo of a girl cuddling a guy who looks a lot like Timberlake's choreographer Wade Robson, whom she reportedly cheated on him with.