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

Other days

my little pony

My Little Pony Day
youth

Youth Day
pumpkin

Pumpkin Day
azonto is acceptable

Azonto Is Acceptable Day
bounce

Bounce Day
buddy

Buddy Day
first love

First Love Day
pick me

Pick Me Day
boy friend

Boy Friend Day
brow

Brow Day