> One of the twin brothers died and a pedant meeting the survivor asked him, “Did you die, or was it your brother?” When I was young someone told me a very, ve

> One of the twin brothers died and a pedant meeting the survivor asked him, “Did you die, or was it your brother?” When I was young someone told me a very, very similar joke and attributed it to Mark Twain: "We were twins. One of us died. I could never tell if it was my brother or I."