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

Other days

my little pony

My Little Pony Day
cuddle up

Cuddle Up Day
boba

Boba Day
believe

Believe Day
one

One Day
ruby

Ruby Day
self care

Self Care Day
nail polish

Nail Polish Day
law

Law Day
kiss a ginger

Kiss A Ginger Day