Summer Thomad

Every year since 2016, the comedian and screenwriter Demi Adejuyigbe has made videos of himself dancing to the Earth, Wind and Fire song "September" — the enduring dance hit which opens with the question: "Do you remember / the 21st night of September?"

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AILSA CHANG, HOST:

Copyright 2021 NPR. To see more, visit https://www.npr.org.

AILSA CHANG, HOST:

For athletes, this sound can be a source of motivation or dread.

(SOUNDBITE OF CHEERING)