 A documentary about the killing spree of  Brenda Spencer  (qv), the 16-year-old schoolgirl who opened fire on a school playground in January 1979, killing two men and injuring eight children. Her only explanation of her actions was "I don t like Mondays". This incident was the first ever school shooting of its kind, and inspired the Boomtown Rats  number one hit song "I Don t Like Mondays".