The party was a stupid and ignorant idea but there's no way to know right now if that's where they got itgoing4roses said:
https://www.cnn.com/2020/03/24/health/kentucky-coronavirus-party-infection/index.html?fbclid=IwAR0KtEWUsD34KouNFdGLafF7rtMFWftbx8rp93G_62yoYXQ619lizX0ppIE