Broadcast in March 2018 just a week or two prior to his death, Hawking was the voice of The Book Mark II on The Hitchhiker's Guide to the Galaxy radio sequence, and he was the guest of Neil deGrasse Tyson on StarTalk. Hawking was highlighted at the Monty Python Live (Mostly) present in 2014. He was revealed to sing an prolonged variation of the "Galaxy Song", just after managing down Brian Cox with his wheelchair, in a pre-recorded movie.