Popeye and Bluto compete to see which is the Strongest Man in the World (and which one Olive will love more).; Olive insists that Popeye take up a peaceful pastime like painting instead of fighting all the time.; The Professor douses himself with a gas that makes him lighter than air. He flies off to find Sappo but Sappo is duck hunting and shoots the Professor down, mistaking him for a flying monster.; Swee'Pea uses a shirt of Popeye's to make a tail for his kite.