Billy's father goes missing after a cave painting exhibition of 'Polka Dot Trible' in a Brazilian Rainforest cave, he comes to get SuperTed and Spotty (who have been watching a carnival in the Rio Street) to come to the rescue of his missing father. then Spotty gets to focus of some 'legendary' attraction when they get to the Polka Dots Village (to whom its leader Polka Face sells his tribal land to Theme park developers, then turns into a nice guy at the end)