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

Other days

hannah

Hannah Day
cuddle up

Cuddle Up Day
blanket fort

Blanket Fort Day
hoodie

Hoodie Day
lumpy rug

Lumpy Rug Day
lisp

Lisp Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
youth

Youth Day
offer

Offer Day
pick me

Pick Me Day