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

Other days

ponytail

Ponytail Day
ride the wind

Ride The Wind Day
boyfriend

Boyfriend Day
azonto is acceptable

Azonto Is Acceptable Day
artists

Artists Day
ruby

Ruby Day
youth

Youth Day
get funky

Get Funky Day
law

Law Day
cursing

Cursing Day