This stretched mamma shout has no confirmed official game source and is best understood as a fan made loud imitation shared on soundboards and in meme edits. Its appeal comes from the familiar Mario style delivery, stretched far beyond a normal voice line and recorded close enough to distort. Clips like this spread because they work without context, signalling panic or shock in under a second even before the volume peaks. It is often paired with the cleaner Mario Jump for contrast, letting one small hop set up a huge overreaction.