My Friend Percy and Buffalo Bill - Ulf Stark

The amiable and charming Percy invites himself to join Ulf on his summer holiday on an island in the Swedish archipelago. Though Ulf's parents view Percy as an unsuitable friend, everyone else appears to love him. But it is too much for Ulf when his summer crush, Pia, also begins to show signs of affection for Percy. Suggested level: primary, intermediate.