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

Other days

artists

Artists Day
raise awerness of zeus

Raise Awerness Of Zeus Day
lumpy rug

Lumpy Rug Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
latina equal pay

Latina Equal Pay Day
camera

Camera Day
self appreciation

Self Appreciation Day
stress awareness

Stress Awareness Day
bounce

Bounce Day
bubble bath

Bubble Bath Day