Oops, it doesn't look like 'gorlfrend day' is a national day..

Other days

healing

Healing Day
cat girl

Cat Girl Day
tulip

Tulip Day
stress awareness

Stress Awareness Day
bow tie

Bow Tie Day
kiss a ginger

Kiss A Ginger Day
youth

Youth Day
reading

Reading Day
blanket fort

Blanket Fort Day
comfy

Comfy Day