Oops, it doesn't look like 'im so fucking depressed and single day' is a national day..

Other days

blanket fort

Blanket Fort Day
bonang

Bonang Day
one

One Day
pick me

Pick Me Day
bow tie

Bow Tie Day
emoji

Emoji Day
hoodie

Hoodie Day
coffee

Coffee Day
me

Me Day
my little pony

My Little Pony Day