Gerald Joseph Blavat (July 3, 1940 – January 20, 2023), also known as “The Geator with the Heater” and “The Big Boss with the Hot Sauce,” was an American disc jockey and performer who had been a major influence in promoting oldies music on the radio. A Philadelphia icon, he gained local fame hosting live dances in the area, leading to his own independent radio show, on which he introduced many acts in the 1960s to a wide audience, including the Four Seasons and The Isley Brothers. Blavat was born in South Philadelphia to a Jewish father and Italian mother.
Blavat had four daughters. He was separated from his wife since 1976 and was in a long-term relationship since 1989.
Blavat died following complications from myasthenia gravis on January 20, 2023, at the age of 82. His death was confirmed on Friday morning at Jefferson-Methodist Hospital by his close friend A.J. Mattia and Keely Stahl.