Holy moly has long been used in everyday English as a mild, family friendly way to express amazement without swearing, and that familiar phrasing helped this short clip spread quickly on soundboards and in edited videos. Because the recording is generic rather than tied to one scene, creators reuse it across gaming, pranks, and reaction edits alongside sounds like Anime Wow for exaggerated reactions. Its brevity and clear emotion keep it popular, as audiences understand the joke instantly even without any visual context or setup needed at all.