Oops, it doesn't look like 'dog show and eat till i hate myself more than i usually do day' is a national day..

Other days

Boba Day

Embarrass Your Best Friend Day

China Day

Appreciate Yaself A Lil Extra Day

Believe Day

Bubble Bath Day

Lost Sock Memorial Day

Tell Ur Crush You Like Them Day

Fiancee Day

My Little Pony Day