Gwyn and Andrew, self-confessed ''Holmes On Homes Junkies'', had seen every episode and read Mike's book. They took all of Mike's advice and thought they did everything to make sure their bathroom renovation went smoothly, yet things turned out very wrong. Mike uses this example to show how far we have come in preventing renovation disasters and to also show how far we still need to go to avoid being ripped off by unscrupulous contractors.