The comedian Gallagher , best known for smashing watermelons with a sledgehammer, has died. He was 76. His former longtime manager, Craig Marquardo, confirmed with Fox News Digital that he passed away surrounded by his loved ones in California. "The legendary comedian known as Gallagher has died at the age of 76," he shared in a statement. GALLAGHER OUT OF COMA, TELLING JOKES "After a short health battle, Gallagher, born Leo Gallagher, succumbed to his ailments and passed away surrounded by his family in Palm Springs, California. He had previously suffered numerous heart attacks, something he and David Letterman talked about on an appearance a few years back." Gallagher became a household name in 1980 with his comedy special "An Uncensored Evening," which was directed by Mike Nesmith of "The Monkees" fame. It was the first comedy stand-up special ever to air on cable television. He went on to do 12 more for Showtime over the next 27 years...