Peter Falk has Alzheimer's

Hm! I didn’t even know he was still alive! :o

In fairness, that also sounds like a scene straight out of a Columbo episode.

“Now where on earth did I park my car? You know, my wife keeps telling me I’d lose my head if it wasn’t attached to my neck. Oh, I hope you don’t mind, I just have one more question, if you don’t mind clearing something up for me.”