TIL that the Vincent Price's spoken word portion of "Thriller" was written the day of recording ( en.wikipedia.org )
https://www.reddit.com/r/todayilearned/comments/1dgvx14/til_that_the_vincent_prices_spoken_word_portion/...
https://www.reddit.com/r/todayilearned/comments/1dgvx14/til_that_the_vincent_prices_spoken_word_portion/...