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

Other days

carpenters

Carpenters Day
brow

Brow Day
lash

Lash Day
nail polish

Nail Polish Day
slime

Slime Day
cuddle up

Cuddle Up Day
lumpy rug

Lumpy Rug Day
azonto is acceptable

Azonto Is Acceptable Day
healing

Healing Day
offer

Offer Day