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

Other days

pumpkin

Pumpkin Day
ride the wind

Ride The Wind Day
ponytail

Ponytail Day
brow

Brow Day
nae nae

Nae Nae Day
stud

Stud Day
buddy

Buddy Day
eat what you want

Eat What You Want Day
ruby

Ruby Day
youth

Youth Day