Teddy Riley has done production work with which R&B singer and actor?
Teddy Riley:  Through his production work with artists including Michael Jackson, Bobby Brown, Doug E. Fresh, Today, Keith Sweat, Heavy D., Usher, and Jane Child, and his membership of the groups Guy and Blackstreet, Riley is credited with having a major impact and seminal influence on the formation of contemporary R&B, hip-hop, soul and pop since the 1980s. Keith Sweat: Keith Douglas Sweat (born July 22, 1961) is an American R&B and soul, singer-songwriter, record producer, actor, radio personality, and an innovator of new jack swing.
Keith Douglas Sweat