This happened in March, during the show "Les Extraordinaires": most viewers were left open-mouthed watching Sylvain, able to spot the single sticker on a Rubik's Cube that had been changed out of two walls of 41,472 stickers, or Raphaël, who effortlessly filled in a 64-cell magic square whose magic sum he did not know in advance, starting from a single mandatory cell and moving from cell to cell like a knight in chess. Quite a challenge, one he rose to successfully.