"I'll Be Lovin' U Long Time" is a song written by Mariah Carey, DJ Toomp, Mark DeBarge, Johnson and Etterlene Jordan for Carey's eleventh studio album, E=MC², and is the third single from the album. The single was produced by DJ Toomp and Carey. A remix of the song was also made, featuring T.I., and a music video of that version of the song was shot.