"Blurred Lines" is a song by American singer Robin Thicke featuring American rappers T.I. and Pharrell Williams from the former's sixth studio album of the same name (2013). Solely produced by Williams, it was released as the album's lead single on March 26, 2013, through Star Trak Recordings and Interscope Records. For the lyrics, Thicke said the song is about his former wife Paula Patton. Musically, "Blurred Lines" is an R&B and pop track with instrumentation consisting of bass guitar, drums, and percussion.