American R&B singer who is also known as Marcus Cooper and has worked successfully in group collaborations as well as singing solo.
He earned a top ten album and three Grammy Award nominations with his debut effort, The Introduction of Marcus Cooper.
He featured the rapping of Tyga on his song, "I Love Girls."
He began singing with his brothers in Pretty Ricky at the age of thirteen.
He has three brothers named Corey Mathis, Diamond Smith, and Blue Smith.