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

Other days

lumpy rug

Lumpy Rug Day
boyfriend

Boyfriend Day
cursing

Cursing Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
one

One Day
stress awareness

Stress Awareness Day
special education

Special Education Day
ruby

Ruby Day
azonto is acceptable

Azonto Is Acceptable Day
carpenters

Carpenters Day