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

Other days

lisp

Lisp Day
pampering

Pampering Day
tulip

Tulip Day
first love

First Love Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
youth

Youth Day
hannah

Hannah Day
bow tie

Bow Tie Day
cuddle up

Cuddle Up Day
believe

Believe Day