Headgirl was a collaboration between the English rock groups Motörhead and Girlschool, active occasionally between 1978 and 1981. They recorded St. Valentine's Day Massacre EP, credited as Motör Headgirl School on the EP. == History == The collaboration between Motörhead and Girlschool started in March 1979, when Motörhead began their first big tour with Overkill and Girlschool were their opening act. Lemmy had heard Girlschool's single "Take It All Away" and thought they were "fucking excellent" and liked the idea... [more on Wikipedia]