Walter's family plays a quick game together every night after dinner. Walter draws names out of a hat to determine which kind of game to play. The family plays cards, board games, or video games. Walter draws names for three nights in a row. The probability that the family plays a different game on each of the three nights is_ The probability that the family plays a video game two nights and cards one night is_ The probability that the game played on the first night is played again on the third night is_​