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

Other days

hoodie

Hoodie Day
cuddle up

Cuddle Up Day
lash

Lash Day
reading

Reading Day
azonto is acceptable

Azonto Is Acceptable Day
aloxolt

Aloxolt Day
self care

Self Care Day
pick me

Pick Me Day
artists

Artists Day
buddy

Buddy Day