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

Other days

Tell Ur Crush You Like Them Day

My Little Pony Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Cuddle Up Day

Kiss A Brunette Day

Nae Nae Day

Promposal Day

Believe Day

Cursing Day

Get Funky Day