Lesson duration: 6 minutes Anna and her faithful sidekick are here to help the kids torpedo like thorpedo! So grab your flippers, run a bath and get those powerful legs kicking. Clown wig and beard optional! Enjoy. Lesson duration: 6 minutes Anna and her faithful sidekick are here to help the kids torpedo like thorpedo! So grab your flippers, run a bath and get those powerful legs kicking. Clown wig and beard optional! Enjoy.