Jacksepticeye is an Irish gaming YouTuber known for his loud, high-energy Let's Play videos, and his distinctive laugh became one of his most recognisable traits among viewers. Short clips of that laugh began circulating on soundboards and in meme edits, where creators used it as a quick reaction to funny or chaotic moments rather than as a full audio track. Because the sound is short, instantly recognisable, and tied to a familiar creator, it remains a popular choice for gaming compilations, reaction videos, and short-form edits.