As part of a collaboration with many other animators, the premise was simply being given a scene from the Super Mario World cartoon, and reanimating it in any way we want.

Here, the scene I was given involves Luigi and Yoshi supposedly drowning. I tried to exaggerate more on Yoshi's reaction to their predicament, as compared to the original footage. 

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Below is a step-by-step process from the original video to the final animation.