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

Other days

china

China Day
bonang

Bonang Day
hoodie

Hoodie Day
tell a fairytale

Tell A Fairytale Day
slime

Slime Day
pick me

Pick Me Day
first love

First Love Day
nae nae

Nae Nae Day
eat what you want

Eat What You Want Day
nail polish

Nail Polish Day