The song was co-penned by Miguel and Justin Timberlake, both of whom knows a thing or two about writing a sex-filled tune. Whilst this was Miguel's only contribution to Beyoncé
, it was one of three songs co-penned by Justin Timberlake for the album, the other two being "Blow
," and "Yoncé/Partition
Back in 2004, when Timberlake was attempting to transform from a teen pop star to a more adult R&B/Pop singer, he had a hit with a song that also played on the word, 'rock' - "Rock Your Body
." Though Timberlake's single took place on the dance floor rather than in bed, its expression of desire to see the object of his affections naked helped him break away from his clean image.