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

Other days

brow

Brow Day
first love

First Love Day
pumpkin

Pumpkin Day
frozen yogurt

Frozen Yogurt Day
eat what you want

Eat What You Want Day
ponytail

Ponytail Day
healing

Healing Day
camera

Camera Day
lash

Lash Day
hannah

Hannah Day