Michael Phelps visited XS nightclub in Las Vegas on Monday night. While

Michael Phelps visited XS nightclub in Las Vegas on Monday night. While there, the 6-foot-4-inch, 185-pound swimming legend tried his hand at crowd surfing. It didn’t end well.

After gingerly hopping into an inflatable raft, he made it about 3 feet before falling backwards onto the ground. LOL!