Oops, it doesn't look like 'silver star banner day' is a national day..

Other days

boy friend

Boy Friend Day

reading

Reading Day

nail polish

Nail Polish Day

girl friend

Girl Friend Day

self appreciation

Self Appreciation Day

Me Day

tulip

Tulip Day

nae nae

Nae Nae Day

cuddle up

Cuddle Up Day

donate your hair

Donate Your Hair Day