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

Other days

law

Law Day
fiancee

Fiancee Day
unicorn

Unicorn Day
bow tie

Bow Tie Day
book

Book Day
coffee

Coffee Day
ask out your crush

Ask Out Your Crush Day
cat girl

Cat Girl Day
kiss a ginger

Kiss A Ginger Day
boba

Boba Day