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

Other days

boy friend

Boy Friend Day
hoodie

Hoodie Day
frozen yogurt

Frozen Yogurt Day
kiss a brunette

Kiss A Brunette Day
ruby

Ruby Day
gum

Gum Day
martini

Martini Day
slime

Slime Day
lumpy rug

Lumpy Rug Day
hannah

Hannah Day