Parkinson's
One two three' cat, because 'Un deux trois' cat sank.
I don't know, I don't have 2020 vision.
Oops, this was supposed to be for. There's no punch line!
There was bad beef between them
Stephen Hawking in a house fire.
Stephen Hawking
Salt and Pepper shakers
He never got up by the time he counted to 10 Edit: Phrasing
Never having to buy another electric toothbrush.