Willoughby was born in Detroit, Michigan and sang in the local church choir growing up.
[1] In 1961 she moved to New York with her mother and older sister Jacqueline, who was pursuing a career as a singer.
[5] She followed her older sister, Jacqueline Carol, in pursuing a career in show business.
by Lennox Raphael, where she played both a nymphomaniacal nun and Fidel Castro[2][6][7] Other theater roles followed including the Obie Award–winning[8] Dracula Sabbat,[9] where she played the chief female vampire,[2] Fuck Mother,[10] and Keepers of the Hippo Horn.
[13] Her notable appearances include The Opening of Misty Beethoven (1976), The Farmer's Daughters (1976), Outlaw Ladies (1981), and Foxtrot.