Oops, it doesn't look like 'pancake and cereal day' is a national day..

Other days

gum

Gum Day
ride the wind

Ride The Wind Day
ruby

Ruby Day
believe

Believe Day
promposal

Promposal Day
unicorn

Unicorn Day
tulip

Tulip Day
reading

Reading Day
self care

Self Care Day
stud

Stud Day