includes 40-31 of his listeners' chosen Festive 50. ' It all began in 1976,' says producer JOHN WALTERS , ' when the list was topped by Led Zeppelin's "Stairway to Heaven ", and was dominated by the traditional giants of rock. But since 1978. with the influence of punk and new wave, the taste of young rockers has completely changed. The number one in that year was Anarchy in the UK ".' No one is spilling the beans about this year's Festive 50 chart-topper. so follow the countdown to number one and all will be revealed!