The phrase comes from live streaming culture, where creators announce they are live to chat the moment a broadcast begins. Shortened spellings like we r live spread in soundboard posts and meme edits, turning a routine stream start into a reusable reaction. Because the shout names Chad directly, users drop it in group chats, gaming lobbies and parody intros whenever a friend appears online. Its staying power is its instant meaning, everyone understands a stream is starting, even out of context.