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S1 • E18 Jan 5, 2016 25mCalvin is busy helping Grumbles get over his fear of participating in the Doggy Olympics. Fortunately, Calvin's younger cousin Marco is visiting, and he volunteers to help watch the rest of the dogs while Calvin works with Grumbles. Things get slapstick silly when Marco keeps messing up, causing disaster after comedic disaster. Cesar then arrives with Rex Javelin, a top doggy athlete who happens to be in a wheelchair. He's a dog athlete super star. With Calvin's guidance, the brave dog inspires both Grumbles and Macro to believe in themselves and achieve their very best.
