Oops, it doesn't look like 'congrats on the sex day' is a national day..

Other days

First Love Day

Raise Awerness Of Zeus Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Carpenters Day

Cuddle Up Day

Stress Awareness Day

My Little Pony Day

Appreciate Yaself A Lil Extra Day

Lumpy Rug Day

Pick Me Day