Movies4pro on Instagram: "The catchy, science-filled theme song, "The History of Everything," is performed by the Canadian punk band Barenaked Ladies. The lead singer, Ed Robertson, actually wrote most of it in one sitting during a phone call with the show's co-creator, Chuck Lorre. It's a far cry from "One Week," but just as unforgettable. 2. The Whiteboard is a Beast The complex equations and diagrams on Sheldon and Leonard's whiteboard weren't just random squiggles. They were actual, cutting-