Oops, it doesn't look like 'team and you support them day' is a national day..

Other days

kiss a ginger

Kiss A Ginger Day
stress awareness

Stress Awareness Day
eat what you want

Eat What You Want Day
frozen yogurt

Frozen Yogurt Day
chocolate milkshake

Chocolate Milkshake Day
tell a fairytale

Tell A Fairytale Day
first love

First Love Day
camera

Camera Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
bow tie

Bow Tie Day