Oops, it doesn't look like 'park in an access aisle day' is a national day..

Other days

slime

Slime Day
pick me

Pick Me Day
boba

Boba Day
me

Me Day
kale

Kale Day
boy friend

Boy Friend Day
ruby

Ruby Day
ride the wind

Ride The Wind Day
hannah

Hannah Day
prosecco

Prosecco Day