James Edward Fauntleroy II is an American singer, songwriter and record producer. Formerly a member of The Underdogs, Fauntleroy currently works with the production group The Y's, and is the acting president of production team 1500 or Nothin'. He is best known for writing the songs, "No Air" by Jordin Sparks, "Take You Down" and "Superhuman" by Chris Brown, and "Love Sex Magic" by Ciara. He also co-wrote six tracks from Rihanna's album Rated R.

He is also a member of the alternative music group Cocaine 80s, along with No ID, Common, and Jhene Aiko among others. With the group Fauntleroy has released a series of free EPs, for download on the group's website. In 2011, Fauntleroy provided vocals for five songs on Common's The Dreamer/The Believer album. He appeared on "Dreamer (feat. Maya Angelou)," "Gold," "Cloth," "Celebrate," and "Windows." In 2012, he contributed vocals to Kanye West's first G.O.O.D. Music collaborative album, Cruel Summer. He appears on "Clique," "Higher," "Sin City," and "The One." He also co-wrote every song on Justin Timberlake's The 20/20 Experience.