Oops, it doesn't look like 'fish and chips fish and chip day' is a national day..

Other days

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
slime

Slime Day
self care

Self Care Day
hoodie

Hoodie Day
carpenters

Carpenters Day
stud

Stud Day
lash

Lash Day
self appreciation

Self Appreciation Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
book

Book Day