Patati Patatá are a Brazilian clown duo created for children's entertainment, known for colorful costumes, songs and television appearances. Their opening theme begins with the line about smiling with Patati and playing with Patatá, becoming familiar to a generation of children in Brazil, especially through TV broadcasts in the 2010s. Clipped online, the short sung phrase spread through Brazilian social media, messaging apps and meme edits as a nostalgic shorthand for happiness. Its continued use comes from instant recognition, even among adults who now share it ironically.