Oops, it doesn't look like 'to drop vast grateful dead comp day' is a national day..

Other days

prescription drug take back

Prescription Drug Take Back Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
slime

Slime Day
ride the wind

Ride The Wind Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
hiv awareness

Hiv Awareness Day
healing

Healing Day
prosecco

Prosecco Day
kiss a brunette

Kiss A Brunette Day
pampering

Pampering Day