The angry dog meme category covers a wide range of viral pets, from the bug-eyed snarls of Mr. Bubz to the classic aggressive Chihuahua trope. These memes often capitalize on the 'Napoleonic complex' of small dogs, showcasing the hilarious contrast between their tiny size and their massive fury. Originating on platforms like Vine and Instagram, these images and videos quickly evolved into reaction templates used to express relatable human anger, frustration, or general irritability. Whether it's a dog baring its teeth or a blurry image of a pup barking, the format remains one of the most effective ways to communicate 'mood' online.