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

Other days

slime

Slime Day
tulip

Tulip Day
kiss a brunette

Kiss A Brunette Day
pick me

Pick Me Day
buddy

Buddy Day
stud

Stud Day
ormille

Ormille Day
ask out your crush

Ask Out Your Crush Day
lumpy rug

Lumpy Rug Day
youth

Youth Day