Riff is an American R&B and soul a cappella group from Paterson, New Jersey. The group RIFF appeared in the 1989 biographical-drama film, Lean on Me starring Morgan Freeman as the 'Songbirds' in the bathroom scene. They recorded two albums in the 1990s. Three of the members (Anthony Fuller, Dwayne Jones, and Michael Best) joined Men of Vizion but have since returned and the group has re-formed with two new members. They are still performing and making songs.