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

Other days

ride the wind

Ride The Wind Day
singles

Singles Day
cat girl

Cat Girl Day
boba

Boba Day
martini

Martini Day
boy friend

Boy Friend Day
bonang

Bonang Day
mean girls

Mean Girls Day
kale

Kale Day
gum

Gum Day