 Wilma s mother is in town and Fred does not like it. Mrs Slaghoople s antics really ires Fred, especially that she decides to move with them and Fred takes the garage to live in. However, on a golf game, he founds maybe the best match for his mother-in-law in the person of Texarock Millionnaire Melville J.Muchrock. Mrs.Slaghoople is very pleased of this match, however, rumor of a "fake millionaire" who takes money from helpless women makes Fred suspicious about his mother-in-law new boyfriend. It s up to him and Barney to settle the score before she gets ruined by this suspicious Texan...