Short follow sounds like this one circulate widely on soundboards and in creator toolkits, where they are saved for moments that need a quick, friendly notification cue. The tututu pattern is simple enough to be recognised instantly, which helps it travel between livestreams, short-form videos, and edited clips without any explanation. It is most often paired with on-screen follow alerts and reaction shots, and its popularity comes from that practicality rather than from a single viral video. Creators keep returning to it because it is brief, upbeat, and easy to place.