'Irineu, você não sabe nem eu' is one of Brazil's most enduring meme catchphrases, a line that spread through comedy clips, WhatsApp forwards and meme pages until it became shorthand for playful ignorance. Because the phrase fits almost any situation where a question stumps everyone, it crossed from television comedy into everyday internet speech, quoted in chats and comment sections alike. The line survives because it is endlessly reusable: every new unanswerable question gives it fresh life. This version circulates on soundboards so creators can drop the punchline into edits, reaction videos and meme compilations.