The Hope family are up in Scotland, visiting relations and taking part in the Highland Games. Mandy is really excited when her cousin, Claire, decides to enter the dancing competition at the Games,and when Claire's friend Ewan says he's entering Twiglet - his adorable, but very naughty piglet - in the pet's competition, nobody can believe it! Mandy really hopes Twiglet will win, even though he has a reputation for causing chaos, but then Ewan's snooty neighbour announces that she's entering her piglet, Polly, too, Mandy's heart sinks.And on the day of the games, one of the piglets runs amok through the games - it MUST be Twiglet! But to Mandy's delight the real culprit turns out to be 'perfect' Polly - and dear little Twiglet gets his prize after all!