Don't be fooled by imitators: Tom Willett's "How to Eat a Watermelon" tutorial is the only watermelon eating tutorial to be certified "official" by Tom Willett himself!
Stop eating watermelon incorrectly! Tom Willett's How to Eat a Watermelon The Official Tutorial addresses all the serious issues, "such as which utensil should be used and what foods go well with watermelon."
Caution: Shit gets real around the 5-minute mark. (Spoiler Alert: Marshmallows!)