Oops, it doesn't look like 'anthem will only be sung in sinhala at the independence day' is a national day..

Other days

Donate Your Hair Day

Singles Day

First Love Day

Tell A Fairytale Day

Ride The Wind Day

Boba Day

Eat What You Want Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Embarrass Your Best Friend Day

Hiv Awareness Day