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

Other days

boba

Boba Day
lost sock memorial

Lost Sock Memorial Day
singles

Singles Day
bonang

Bonang Day
youth

Youth Day
lumpy rug

Lumpy Rug Day
tell a fairytale

Tell A Fairytale Day
ruby

Ruby Day
get funky

Get Funky Day
book

Book Day