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

Other days

stud

Stud Day
singles

Singles Day
bonang

Bonang Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
girl friend

Girl Friend Day
first love

First Love Day
buddy

Buddy Day
gum

Gum Day
youth

Youth Day
kiss a ginger

Kiss A Ginger Day