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

Other days

kiss a ginger

Kiss A Ginger Day
bounce

Bounce Day
slime

Slime Day
brow

Brow Day
youth

Youth Day
tulip

Tulip Day
believe

Believe Day
china

China Day
pick me

Pick Me Day
kiss a brunette

Kiss A Brunette Day