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

Other days

slime

Slime Day
lost sock memorial

Lost Sock Memorial Day
ride the wind

Ride The Wind Day
gum

Gum Day
lisp

Lisp Day
camera

Camera Day
first love

First Love Day
gallery

Gallery Day
kiss a ginger

Kiss A Ginger Day
lash

Lash Day