S1·E97 Fractured Fairy Tales - Sir Galahad, or The Tomorrow Knight

Retired clown Galahad names his son "Sir Galahad" by mistake after answering a question with, "Yes, Sir!" Though Galahad hopes his son will follow in his footsteps as a clown, young Sir dreams of being a gallant knight. In a comical dream, Sir saves a princess from an evil dragon but soon realizes there aren’t enough dragons left to keep him busy. As he grows older, Sir spends his time on household chores until a new threat arises. Now an old man, Sir tries to fight but meets an unfortunate end. Waking from his dream, Sir decides maybe being a clown wouldn’t be so bad after all!