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

Other days

gum

Gum Day
cuddle up

Cuddle Up Day
lisp

Lisp Day
ormille

Ormille Day
believe

Believe Day
comfy

Comfy Day
boy friend

Boy Friend Day
bonang

Bonang Day
one

One Day
my little pony

My Little Pony Day