Question: What is the name of the sister act of this American funk band that recorded The Electric Spanking of War Babies that pioneered the funk music culture of the 1970s?
Sentence (from "The Electric Spanking of War Babies"): The Electric Spanking of War Babies is the 13th studio album by the American funk band Funkadelic, released in April of 1981 on Warner Bros.
Relevant evidence: No