Someone on the forum alerted me today to a temporary, perhaps April Fool's related return of host Alex Trebek's
I wanted to see it, but I needed to screencapture it. Sure enough, it's there for the first round...
...but gone by Double Jeopardy! Was it a fake? A quick shave? Sadly, this is a question (answer?) that even the smartest people can't answer (question?).
I was hoping for a fake beard to accompany the final clue, but it was not to be. As that same person on the forum observed, maybe Alex was just complying with Ken's photo endorsement.