William “Billy Goat” Sianis at his restaurant Billy Goat Tavern on Lower Michigan Avenue in Chicago, circa 1968. (Chicago Tribune historical photo) 1964: The Billy Goat Tavern opened in the ...

(WBBM NEWSRADIO) — Chicago's famous Billy Goat Tavern is celebrating its 90th birthday. The Billy Goat is famous for its cheeseburgers and for employees shouting, "cheeseburger! cheeseburger!" ...