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

Other days

hiv awareness

Hiv Awareness Day

Emoji Day

coffee

Coffee Day

tell a fairytale

Tell A Fairytale Day

offer

Offer Day

pampering

Pampering Day

pumpkin

Pumpkin Day

ask out your crush

Ask Out Your Crush Day

reading

Reading Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day