Milk Eggs Butter

The video likely went viral due to the unexpected and humorous visual of a dog with an impossibly long snout causing a mess in a grocery store, combined with the relatable "bad dog" scenario.

A dachshund dog with an unusually long snout is in a grocery store aisle. The dog's snout knocks over a display of eggs, causing them to break and scatter on the floor. The dog is then told "No Dennis!" and "Bad Dennis!".