Oops, it doesn't look like 'Bring Your Girl Flowers day' is a national day..

Other days

kale

Kale Day
lost sock memorial

Lost Sock Memorial Day
lisp

Lisp Day
gum

Gum Day
stud

Stud Day
healing

Healing Day
bonang

Bonang Day
kiss a ginger

Kiss A Ginger Day
bounce

Bounce Day
boba

Boba Day