With Justin Bieber. Never aired because ... well, just watch. Still better than Jimmy Fallon.
Diogenes of Sinope: "It is not that I am mad, it is only that my head is different from yours."
Arnold Judas Rimmer, BSC, SSC: "Better dead than smeg."
Some of the Celebrity Jeopardy ones were good. The latest thing I can remember them doing that was ok was "Dick in a Box." It's been a bit since then.
Diogenes of Sinope: "It is not that I am mad, it is only that my head is different from yours."
Arnold Judas Rimmer, BSC, SSC: "Better dead than smeg."