For the record: a dog playing on its owner's bed is fun.
A dog checking a brown paper bag on the kitchen floor and finding out that a cat is hiding inside? Not nearly as fun. For the dog, that is.
For for Internet users, it's downright hilarious. Watch and crack up now:
That poor puppy. We'd like to imagine he and the cat end up being friends.
And at least he'll go down in World Wide Web history, right?
We've already included this footage in our rundown of videos that show why dogs really are man's best - and often most hysterical - friend: