Oops, it doesn't look like 'convention in perth day' is a national day..

Other days

self care

Self Care Day
azonto is acceptable

Azonto Is Acceptable Day
donate your hair

Donate Your Hair Day
cuddle up

Cuddle Up Day
slime

Slime Day
pick me

Pick Me Day
lost sock memorial

Lost Sock Memorial Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
bow tie

Bow Tie Day
me

Me Day