Oops, it doesn't look like 'boyfriend look back on all my failed relationships and feel bad about my love life day' is a national day..

Other days

Boba Day

Nail Polish Day

Ask Out Your Crush Day

Polyamory Day

Ponytail Day

Cat Girl Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Eat What You Want Day

Pumpkin Day

Unicorn Day