Some meme sounds are inseparable from a very specific visual format, and the yee haircut sound is a clear example. Short, punchy, and built for repetition, this cowboy-style yell became tightly linked to a looping haircut transformation joke, even though the sound itself has a life beyond that one specific use.
What the sound actually is
The clip is a short, exaggerated cowboy-style yell — quick, energetic, and rhythmically punchy, which makes it especially well suited to looping formats where the same short sound repeats in sync with a visual joke.
Built for rhythm and repetition
Unlike longer sound clips meant to play once, this sound's brevity is exactly what makes it work in looping memes. Its short length allows it to repeat quickly without dragging, keeping the rhythm tight even as the same clip plays over and over.
The haircut connection
This sound became especially associated with a specific looping meme format involving haircut transformations, where a before-and-after image loops in rhythm with the sound's repeated yell. 
The wii internet channel sound is slowed on this screen — view on SoundGIFs The pairing became strongly enough associated that many people now think of the haircut format first when they hear this specific clip.
Why the pairing works
The punchy, energetic quality of the sound matches the exaggerated, comedic energy of a dramatic transformation reveal, giving the looping visual joke a rhythmic backbone that a quieter or longer sound wouldn't provide as effectively.
Beyond haircut memes
Despite its strong association with one specific format, the underlying sound clip shows up in other looping, rhythmic meme formats too, since its short, high-energy quality lends itself to repetition regardless of what visual joke it's paired with.
A sound built around its own reuse
Part of what makes this clip useful across multiple formats is precisely that it wasn't designed for a single specific context — its generic, punchy cowboy-yell quality translates to any looping joke needing a short, energetic audio backbone.
Using it in your own edits
For anyone building a similar looping comedic format, pairing this sound with a rhythmic visual — something that changes or repeats in sync with the audio — tends to work better than using it as a one-off sound effect, similar in spirit to how a horn honk meme sound often gets reused across multiple comedic contexts.
Conclusion
The yee haircut sound built its reputation on rhythm and repetition, becoming inseparable from one specific looping joke while still working well beyond it. Browse SoundGIFs' meme sound effects collection for more sounds built for comedic looping formats.