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

Other days

gum

Gum Day
bubble bath

Bubble Bath Day
tell a fairytale

Tell A Fairytale Day
boy friend

Boy Friend Day
self appreciation

Self Appreciation Day
book

Book Day
promposal

Promposal Day
law

Law Day
bounce

Bounce Day
stud

Stud Day