Prior to that, he had been in Uriah Heep since 1971, including their all time classic, Demons and Wizards , and the follow up, The Magician's Birthday . The sad news comes amid the 40th anniversary of Blizzard of Ozz , which came out on September 20th, 1980. Silenced: Kerslake was featured on the hit single Crazy Train on Blizzard Of Ozz .
