The Octonauts and the Great Dolphin Race

The Great Dolphin Race is the 9th episode of Season 3.

Summary
Kwazii learns a lesson about good sportsmanship and that winning can't be anything when he and the Baby Dolphin enter a dolphin race in Atlantica to prove to everyone, including Jet and his fastest dolphin, Speed Current, that a baby dolphin is more faster than a fully-grown dolphin.

Plot
The episode begins in

Transcript
(Narrating): The Great Dolphin Race.