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

Other days

ask out your crush

Ask Out Your Crush Day
girl friend

Girl Friend Day
prosecco

Prosecco Day
self appreciation

Self Appreciation Day
singles

Singles Day
ponytail

Ponytail Day
boy friend

Boy Friend Day
embarrass your best friend

Embarrass Your Best Friend Day
fiancee

Fiancee Day
latina equal pay

Latina Equal Pay Day