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

Other days

cuddle up

Cuddle Up Day
prosecco

Prosecco Day
buddy

Buddy Day
aloxolt

Aloxolt Day
artists

Artists Day
ride the wind

Ride The Wind Day
lash

Lash Day
ruby

Ruby Day
polyamory

Polyamory Day
brow

Brow Day