Carol mixes the melodies of some sinister music, while Holly rethinks inviting a clown to perform at her next birthday party.
Sources:
https://en.wikipedia.org/wiki/2016_clown_sightings ; https://en.wikipedia.org/wiki/Wrinkles_the_Clown ; https://www.youtube.com/watch?v=n-pHcveHILw ; https://www.theguardian.com/culture/2016/oct/31/the-great-clown-panic-of-2016-a-volatile-mix-of-fear-and-contagion ; https://www.pennlive.com/news/2016/09/man_arrested_in_stabbing_death.html ; https://www.bbc.com/news/world-europe-37612735