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

Other days

boba

Boba Day
pick me

Pick Me Day
aloxolt

Aloxolt Day
bonang

Bonang Day
cat girl

Cat Girl Day
stud

Stud Day
cuddle up

Cuddle Up Day
believe

Believe Day
nae nae

Nae Nae Day
coffee

Coffee Day