What does the NHL , “mp” on a musical staff, and medieval China have in common? | Evil Trivia #24

In the 24th episode of the Evil Trivia podcast, Graham asks Charlotte and Leo questions about seemingly unconnected things... seemingly unconnected... spooky. Tune in weekly to Evil Trivia, or come join us in NYC, or do neither of these things. It's all up to you. #trivia #puzzle #podcast Buy the puzzle book here: https://a.co/d/049avrt8