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

Other days

bonang

Bonang Day
nae nae

Nae Nae Day
self care

Self Care Day
youth

Youth Day
my little pony

My Little Pony Day
brow

Brow Day
hannah

Hannah Day
kiss a ginger

Kiss A Ginger Day
cuddle up

Cuddle Up Day
singles

Singles Day