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

Other days

kale

Kale Day
polyamory

Polyamory Day
boy friend

Boy Friend Day
nail polish

Nail Polish Day
self appreciation

Self Appreciation Day
cuddle up

Cuddle Up Day
slime

Slime Day
ponytail

Ponytail Day
bow tie

Bow Tie Day
martini

Martini Day