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

Other days

tell a fairytale

Tell A Fairytale Day
boba

Boba Day
unicorn

Unicorn Day
ruby

Ruby Day
pick me

Pick Me Day
singles

Singles Day
law

Law Day
prosecco

Prosecco Day
eat what you want

Eat What You Want Day
slime

Slime Day