Oops, it doesn't look like 'MonitorTimeone Hour Of Tv A day' is a national day..

Other days

hoodie

Hoodie Day
lisp

Lisp Day
lash

Lash Day
china

China Day
kiss a brunette

Kiss A Brunette Day
carpenters

Carpenters Day
tulip

Tulip Day
gum

Gum Day
fiancee

Fiancee Day
unicorn

Unicorn Day