Omari Ishmael Grandberry (born November 12, 1984), known as Omarion, is an American R&B singer, songwriter, dancer and actor. He is best known as being the lead singer of R&B group B2K. Managed by Christopher B. Stokes, the group achieved success with hits like "Bump, Bump, Bump". After the group's disbandment, Omarion released his debut solo album O. The album debuted at #1 on ... Show More