Keith Sweat is an American singer, songwriter, and record producer known for his contributions to the R&B genre. He gained fame in the late 1980s and early 1990s with hits like "I Want Her" and "Make It Last Forever." His smooth voice and romantic lyrics have made him a prominent figure in the music industry. In addition to his solo career, Keith Sweat has collaborated with various artists and is a founding member of the group L.S.G.. He is also known for his work as a radio host, where he shares his passion for R&B music with fans.