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

Other days

ruby

Ruby Day
pumpkin

Pumpkin Day
fiancee

Fiancee Day
reading

Reading Day
ride the wind

Ride The Wind Day
one

One Day
carpenters

Carpenters Day
artists

Artists Day
ask out your crush

Ask Out Your Crush Day
ormille

Ormille Day