Pushing towards their Hawaii destination, Travis Rice and Ian Walsh make the iconic crossing of the equator at the international date line in the Pacific Ocean. However, one passenger onboard Falcor is an uninitiated sailor. In order to earn the prestigious title of Golden Shellback for his first line-crossing, pro surfer Ian Walsh owes an honorable gift to the great Neptune of the sea. What will he stand to offer? Will King Neptune accept his gift, or will he bring misfortune to the crew?