Chaka Khan (born Yvette Marie Stevens; March 23, 1953) is an American singer and composer who gained fame in the 1970s as the frontwoman and focal point of the funk band Rufus. While still a member of the group in 1978, Khan embarked on a successful solo career. Her signature hits, both with Rufus and as a solo performer, include "Tell Me Something Good", "Sweet Thing", "Ain't Nobody", "I'm Every Woman", "I Feel for You" and "Through the Fire".