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

Other days

get funky

Get Funky Day
youth

Youth Day
self care

Self Care Day
carpenters

Carpenters Day
cuddle up

Cuddle Up Day
first love

First Love Day
martini

Martini Day
buddy

Buddy Day
bubble bath

Bubble Bath Day
pampering

Pampering Day