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

Other days

believe

Believe Day
aloxolt

Aloxolt Day
bow tie

Bow Tie Day
coffee

Coffee Day
ride the wind

Ride The Wind Day
gum

Gum Day
eat what you want

Eat What You Want Day
lumpy rug

Lumpy Rug Day
brow

Brow Day
slime

Slime Day