Oops, it doesn't look like 'pretend you listen to bob marley day' is a national day..

Other days

singles

Singles Day
kale

Kale Day
stud

Stud Day
mean girls

Mean Girls Day
cuddle up

Cuddle Up Day
bounce

Bounce Day
slime

Slime Day
martini

Martini Day
gum

Gum Day
book

Book Day