King Julien first appeared as the eccentric lemur king in DreamWorks' Madagascar, released in 2005, and his distinctive laugh quickly became one of the character's trademarks across the films and later animated series. As short clips spread on social media and messaging apps, the laugh was lifted from its original scenes and reused as a standalone reaction sound, especially in Portuguese-language meme culture where it signals funny, chaotic behaviour. Its recognisability and cartoon energy keep it popular for edits long after the films.