Bamse's friends go on a quest to find the Thunderbell, the ingredient that makes Bamse strong. Meanwhile, the sly Reinard pretends to be a good guy to supplant Bamse as the hero of the town and win the affections of Mickelina.
Includes: Bamse and the Thief City, Bamse and the Witch's Daughter, Bamse and the Thunderbell, Bamse and the Volcano Island, Bamse and His Most Christmassy Adventure, Bamse and the Two Horse Rides, Bamse and the Flying Carpet, Bamse and the World's Smallest Adventure, Bamse and the Secret of The Sea