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

Other days

hannah

Hannah Day
buddy

Buddy Day
nae nae

Nae Nae Day
polyamory

Polyamory Day
one

One Day
nail polish

Nail Polish Day
ruby

Ruby Day
blanket fort

Blanket Fort Day
stud

Stud Day
carpenters

Carpenters Day