S13E7 : Brawl in the Family

A social worker is assigned to make the Simpson family functional after they get arrested for fighting while playing Monopoly. He helps them learn how to work together and function as a family. The moment is ruined when, Ginger and Amber, the barmaids who married Homer and Flanders while they were drunk in "Viva Ned Flanders", arrive at the Simpsons' home, which outrages Marge.