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

Other days

ruby

Ruby Day
camera

Camera Day
azonto is acceptable

Azonto Is Acceptable Day
slime

Slime Day
china

China Day
martini

Martini Day
reading

Reading Day
bow tie

Bow Tie Day
lash

Lash Day
hiv awareness

Hiv Awareness Day