This short French phrase circulates online as a meme sound detached from any clear original context, which is part of its appeal. The line corrects the raw spelling ouais ses Greg to the natural French ouais c'est Greg, meaning yeah, it's Greg. Because nobody needs an explanation for why Greg matters, the clip works as an instant inside joke. It is shared in short-form edits, gaming chats and reaction posts, often timed to a person's entrance or name drop. Its brevity and deadpan tone keep it reusable across new contexts.