Having shown his comedy chops in The Simpsons and The Big Bang Theory before, we knew Stephen Hawking was a man with a good sense of humour.
He's further displayed it today, with the revelation that his take on Monty Python's 'Galaxy Song' will be released on Record Store Day - and we now have the video for the tune.
Co-starring (geddit?) skygazer Brian Cox, it's brightened our Tuesday no end - give it a watch below.