Oops, it doesn't look like 'convention gears up for day' is a national day..

Other days

hannah

Hannah Day
ruby

Ruby Day
slime

Slime Day
self appreciation

Self Appreciation Day
bow tie

Bow Tie Day
ponytail

Ponytail Day
hiv awareness

Hiv Awareness Day
lash

Lash Day
me

Me Day
pick me

Pick Me Day