Oops, it doesn't look like 'Fuckboy Awareness day' is a national day..

Other days

cursing

Cursing Day
slime

Slime Day
boba

Boba Day
lost sock memorial

Lost Sock Memorial Day
pick me

Pick Me Day
healing

Healing Day
book

Book Day
prosecco

Prosecco Day
one

One Day
stress awareness

Stress Awareness Day