 It is shown to be an attempt to use reverse psychology to drive Myra to want to leave sooner, but she caught Henry telling that to another couple they have spoken to before (one of whom is a dentist, and is glad to get away from work for a vacation), and winds up threatening to have them stay for many weeks.Meanwhile, Robbie, the unaccompanied kid, is sneaking around the island, and even snatches a hamburger from the Skipper's plate when he is not looking.As he is doing this, he climbs trees, swings from tree to tree via vines like Tarzan, and even shows a lot of skill as a gymnast.