The sound comes from the Minion Pigs, the small green henchmen of the Bad Piggies in Rovio's Angry Birds franchise, which began as a mobile game in 2009. Their squeals and cheers were designed as short cartoon vocal effects to make the pigs seem mischievous rather than threatening. This wahoo cheer spread beyond the games through gameplay clips, edits and soundboards, where its extreme brevity made it easy to drop into other videos. It remains popular because it instantly signals mock triumph in a way that needs no context or dialogue.
About this sound
Minion Pig Wahoo is a very short high pitched wahoo squeal from the Angry Birds games used for instant cartoon celebration and silly reaction moments.
The Minion Pig Wahoo is a blink and you miss it burst of joy, lasting just a fraction of a second. It sounds like one of the small green pigs from Angry Birds letting out a tiny, triumphant wahoo, pitched high and squeaky with a cartoon bounce to it. There is no build up or tail, just a sharp peak of excitement that lands instantly. That brevity is the effect, it feels like a character celebrating a tiny win, stealing an egg, or surviving by luck, and it can turn a plain moment into a playful punchline.