SMG4 is a long-running Australian web series created by Luke Lerdwichagul that began on YouTube in 2011, built around Mario parodies and original characters in chaotic, meme-heavy stories. Clips from the show are often pulled out of context and shared as standalone reaction sounds, and this furry callout followed that path onto soundboards and short-form edits. Its popularity comes from how specific the phrasing is while still fitting many situations, so creators reuse it whenever an animal costume, avatar or character design needs an instant, recognisable label.