Jagged Edge

American R&B group signed through Jermaine Dupri's So So Def Recordings. Their biggest hit singles are "Let's Get Married" and "Where the Party At", many of which are produced by Dupri. The group's members include identical twin lead singers Brandon and Brian Casey as well as Kyle Norman and Richard Wingo. In addition to writing the bulk of the group's material, the Casey brothers have also written for Usher, Nivea and Toni Braxton.