Disney’s Adventures of the Gummi Bears Season 4 Episode 10 Gummies At Sea Episode Title: Gummies At Sea Episode Description: Tummi is upset that others do not trust him, but while playing on the coast, he uncovers an ancient Gummi Bear vessel in a cave called a Gummarine. When Zummi learns the vessel can help them reach their own kind on distant shores, everyone makes preparations for a highly welcomed journey abroad. However, Igthorn, made aware about the vessel when Tummi tried it out, steals the Gummarine on the day of departure, eager to use it to attack Gregor as he sails along Dynwun's coastline.