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

Other days

slime

Slime Day
mean girls

Mean Girls Day
nae nae

Nae Nae Day
boba

Boba Day
lash

Lash Day
self care

Self Care Day
raise awerness of zeus

Raise Awerness Of Zeus Day
china

China Day
reading

Reading Day
hiv awareness

Hiv Awareness Day