Harry Burton, salesman of white-goods, bachelor of twenty-eight leads a charmed existence. A letter from his sister, Helen changes his life forever. She and her husband have been invited for a holiday but they can't find anyone to baby-sit their two toddlers, five-year-old Budge and three-year-old Toddie. Ever the gallant helpful, Harry steps in, foreseeing nothing but a relaxed vacation with lots of books to read and thinks baby-sitting's a breeze. But destiny has other plans. Harry has long adored a lovely lady from afar and hopes to convince her that he is marriage material by displaying his nurturing side. The only problem is, he hasn't reckoned with the two little imps he's saddle...