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

Other days

book

Book Day
buddy

Buddy Day
gum

Gum Day
bow tie

Bow Tie Day
pick me

Pick Me Day
ride the wind

Ride The Wind Day
brow

Brow Day
kiss a ginger

Kiss A Ginger Day
blanket fort

Blanket Fort Day
frozen yogurt

Frozen Yogurt Day