خلاصه داستان : وقتی کارلسون از پنجره لیلبرور پرواز می‌کند، با انواع و اقسام خوشی های بزرگ روبرو می‌شوند...

Svante is a young boy who lives with his family in a Stockholm apartment. One day he meets Karlsson, a chubby little man in the prime of his life, who can fly using a propeller on his back and who lives in his little house on the roof.