ORIGINALLY PUBLISHED ON DEC. 22, 1989 By Steve Newton In September of 1980, Led Zeppelin drummer John Bonham died of a heart attack attributed to massive quantities of alcohol. A year before that tragedy--which stopped the much-loved band in its tracks--Led Zeppelin performed a major outdoor concert at Knebworth, England, and Bonham's 13-year-old son Jason … Continue reading Bonham tours behind The Disregard of Timekeeping and Jason reflects on his dear old dad