简介 Death Is the Only Answer was a mini-episode of Doctor Who broadcast as part of Doctor Who Confidential. In the control room of his TARDIS, the Eleventh Doctor is celebrating his acquisition of a new fez formerly owned by his old friend Albert Einstein. The Doctor trips near the console, knocking the fez out of his hands and onto a lever on the console. The Doctor accidentally pushes another lever, causing the fez to vanish. A time portal appears and Einstein himself stumbles through it with the Fez, bewildered. Einstein had been working on his own attempt at a time machin...