Mad About You S06 E15 The 2nd Mrs. Buchman

"Never marry anyone more neurotic than yourself."

Jamie discovers that Paul was married before--if only to get an old Russian woman U.S. citizenship. Jamie's upset that she is, indeed, the second Mrs. Buchman. Meanwhile, Paul is an umpire for his father's senior-citizen baseball game, and a fight erupts between father and son over a call.