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

Other days

cuddle up

Cuddle Up Day
bounce

Bounce Day
lisp

Lisp Day
stud

Stud Day
aloxolt

Aloxolt Day
self care

Self Care Day
self appreciation

Self Appreciation Day
fiancee

Fiancee Day
kiss a brunette

Kiss A Brunette Day
healing

Healing Day