Watch Ernest Goes to Splash Mountain for Free: How to Stream the Movie Online at 123Movies. . An exciting mock documentary produced for the opening of the Splash Mountain attraction at Disneyland. Ernest Goes To Splash Mountain chronicles the adventures of Ernest P. Worrell who trains as America's first "Splashtranaut" destined to become the very first person to conquer the mountain. Ralph Story, veteran news anchor and his team are determined to cover the momentous event by every angle possible.