Getting into Heaven: what's the worst thing you've done? These 3 guys have died and are waiting to get into heaven, and St. Peter has his checklist, marking off items to see if they can pass though the pearly gates. Peter asks the first one, ""What's the worst thing you did during your life?"" and the guy answers, ""Well, once I cheated on my wife."" ""ah-huh, and when was that?"" Peter asks, penciling that in on is clipboard. The guy says, ""Oh, about 20 years ago"" And Peter writes that down, …