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

Other days

brow

Brow Day
kiss a ginger

Kiss A Ginger Day
nae nae

Nae Nae Day
hoodie

Hoodie Day
ruby

Ruby Day
kiss a brunette

Kiss A Brunette Day
book

Book Day
law

Law Day
unicorn

Unicorn Day
nail polish

Nail Polish Day