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

Other days

lash

Lash Day
boyfriend

Boyfriend Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
donate your hair

Donate Your Hair Day
self care

Self Care Day
kiss a ginger

Kiss A Ginger Day
self appreciation

Self Appreciation Day
offer

Offer Day
ride the wind

Ride The Wind Day
me

Me Day