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

Other days

blanket fort

Blanket Fort Day
cursing

Cursing Day
law

Law Day
gum

Gum Day
ruby

Ruby Day
azonto is acceptable

Azonto Is Acceptable Day
kale

Kale Day
ask out your crush

Ask Out Your Crush Day
coffee

Coffee Day
hiv awareness

Hiv Awareness Day