The exact origin of this 'ai que delicia' voice is unclear, as it circulates mainly through Brazilian meme compilations and re-uploads rather than a single credited show or creator. The phrase itself is everyday Brazilian Portuguese slang for reacting to something delicious or attractive, which helped it travel as a WhatsApp audio and short-form video reaction. Like other exaggerated reaction meme sounds, it is now used ironically, with the teasing delivery doing most of the comedic work.