Oops, it doesn't look like 'Fake Lineup Drop day' is a national day..

Other days

pampering

Pampering Day
boy friend

Boy Friend Day
camera

Camera Day
blanket fort

Blanket Fort Day
fiancee

Fiancee Day
lumpy rug

Lumpy Rug Day
law

Law Day
lisp

Lisp Day
carpenters

Carpenters Day
artists

Artists Day