Oops, it doesn't look like 'pot head day' is a national day..

Other days

youth

Youth Day
blanket fort

Blanket Fort Day
nae nae

Nae Nae Day
latina equal pay

Latina Equal Pay Day
lost sock memorial

Lost Sock Memorial Day
kale

Kale Day
hoodie

Hoodie Day
bounce

Bounce Day
gallery

Gallery Day
slime

Slime Day