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

Other days

stud

Stud Day
latina equal pay

Latina Equal Pay Day
nail polish

Nail Polish Day
blanket fort

Blanket Fort Day
slime

Slime Day
tulip

Tulip Day
fiancee

Fiancee Day
special education

Special Education Day
hoodie

Hoodie Day
gum

Gum Day