Call your divorced friend, tell him to pick his sad sack self off the floor, and demand that he acquire a copy of The Ex-Wife Joke Book. They say that laughter is the best medicine, but a new study shows that laughing at your ex-wife's expense is even better medicine. Immature, superficial, and misogynistic, it doesn't get any better than the jokes collected here by ex-wife expert Dick Hertz. After all, even though his marriage only lasted...