Little Johnny came into the house for dinner after playing with his little friend Wendy. His parents asked him what he had been doing all afternoon. He said: "I played football for a while and then I proposed to Wendy." His parents thought that was really sweet and, not wishing to make fun of him, went along with the idea. His father said: "But, Johnny, you know being married is an expensive business. How are you going to manage?" "Well," said Johnny, "with the $5 I get each week from you and th…