Oops, it doesn't look like 'send me money via paypal day' is a national day..

Other days

buddy

Buddy Day

lash

Lash Day

Me Day

pick me

Pick Me Day

first love

First Love Day

boyfriend

Boyfriend Day

eat what you want

Eat What You Want Day

chocolate milkshake

Chocolate Milkshake Day

brow

Brow Day

kiss a brunette

Kiss A Brunette Day