Band of Friends

John Gerard McAvoy (born 19 December 1951) is a Northern Irish blues rock bass guitarist. He played with blues rock musician Rory Gallagher between 1970 and 1991, and then with Nine Below Zero until 2011. Biography McAvoy was born in Belfast, Northern Ireland on 19 December 1951. In his youth, he enjoyed listening to his sister's collection of Buddy Holly, Beatles and Rolling Stones records. Aged 13, he bought a second-hand Muddy Waters album in a Belfast record store and later said it "changed my life".