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

Other days

pampering

Pampering Day
bow tie

Bow Tie Day
tulip

Tulip Day
prosecco

Prosecco Day
coffee

Coffee Day
martini

Martini Day
cat girl

Cat Girl Day
self care

Self Care Day
azonto is acceptable

Azonto Is Acceptable Day
buddy

Buddy Day