I really hope not, both for his sake and mine.

[He says it jokingly, but the whole idea is just super weird and not as easily ruled out for him as it is for most people. And not only that, but--]

We had a case once where there were identical twins separated at birth and adopted out to different families; they had no idea the other existed, until one was killed in a mix up by a hitman who was supposed to be going after the other.