Oops, it doesn't look like 'hockey league letters of the day' is a national day..

Other days

nail polish

Nail Polish Day

bonang

Bonang Day

Emoji Day

bounce

Bounce Day

bow tie

Bow Tie Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

stress awareness

Stress Awareness Day

unicorn

Unicorn Day

brow

Brow Day

promposal

Promposal Day