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

Other days

eat what you want

Eat What You Want Day
bow tie

Bow Tie Day
boy friend

Boy Friend Day
boba

Boba Day
ruby

Ruby Day
cuddle up

Cuddle Up Day
girl friend

Girl Friend Day
promposal

Promposal Day
offer

Offer Day
nae nae

Nae Nae Day