 Bill and Judy have to put up with Marion going on about how wonderful her and Fitz s marriage is so after finding out that Marion & Fitz are going to the Rolling Stones concert conceive to buy tickets for the same concert and then end up playing a cat and mouse game with each other when both  lose the tickets  which they haven t bought in order to guilt Marion and Fitz to giving them their tickets - but they didn t bargain on Brian.