You probably already knew John Lennon got his middle name from Sir Winston Churchill, right? Born in Liverpool on this day in 1940, John Winston Lennon became at least as famous as the revered British prime minister, not to mention “more popular than Jesus.” Here’s John giving an inside look at the making of “Imagine.” Today’s birthday selections: John and the lads at Liverpool’s Cavern Club in 1962 and a little “Instant Karma.”