Valerie & Nick Ashford & Simpson and Khan sang uncredited co-lead vocals on "Stuff Like That" Solo recordings Valerie Simpson Listed below are solo recordings made by Valerie Simpson. Albums Singles Nick Ashford Listed below are solo recordings made by Nick Ashford. Singles 1966: "I Don't Need No Doctor" 1967: "When I Feel the Need" 1968: "California Soul" 1970: "Dead End Kids" See also List of Number 1 Dance Hits (United States) List of artists who reached number one on the US Dance chart References External links Nickolas Ashford Profile and Nickolas Ashford Song Catalog at Songwriters Hall of Fame Valerie Simpson Profile and Valerie Simpson Song Catalog at Songwriters Hall of Fame Ashford and Simpson information site African-American musical groups African-American singer-songwriters American rhythm and blues singer-songwriters Musical groups from New York (state) Musical groups established in 1964 Motown artists Family musical groups American rhythm and blues musical groups American disco groups American dance music groups American musical duos Disco duos Male–female musical duos Rhythm and blues duos Record production duos American songwriting teams Married couples Rak Records artists Record producers from New York (state) Singer-songwriters from New York (state) People from Ypsilanti, Michigan Singer-songwriters from Michigan