Cathy Smith I liked Cathy from the first time I met her in 1965 she was Paul Donnelly's girlfriend. We were social friends always glad to see each other. From Wikipedia, the free encyclopedia Cathy Evelyn Smith (born 1948 in Hamilton , Ontario [1] ) is a former backup singer and rock star girlfriend , groupie and drug dealer , who served time in the California state prison system for the manslaughter of John Belushi in 1982. Smith had been paid for a front page headline story in the Hollywood tabloid the National Enquirer , [2] where she stated she was the person who injected the actor with a fatal drug overdose. In 1984, Smith co-authored a book entitled Chasing the Dragon [3] which told her life story. The title is an allusion to Smith's heroin addiction. Smith appeared prominently in the Bob Woodward book Wired: T...