Oops, it doesn't look like 'play crazy day' is a national day..

Other days

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
unicorn

Unicorn Day
pumpkin

Pumpkin Day
polyamory

Polyamory Day
self appreciation

Self Appreciation Day
youth

Youth Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
embarrass your best friend

Embarrass Your Best Friend Day
reading

Reading Day
boy friend

Boy Friend Day