Deniece Williams (formerly Deniece Chandler), often referred to by the nickname "Niecy", is an American singer, songwriter and record producer who achieved success in the 1970s and 1980s. Williams, whose music has been influenced by pop, soul, gospel, R&B and dance, is known for her hits such as "Let's Hear It for the Boy" and "Silly" and for her vocal-duets with Johnny Mathis.