dirty birthday liar
someone who says it is their birthday when it is indeed not their birthday at all
Aly: So when's your birthday grandma?
Grandma: Today!
5 minutes later
Aly: YOU DIRTY BIRTHDAY LIAR! TOMORROW IS YOUR BIRTHDAY!
Grandma: Today!
5 minutes later
Aly: YOU DIRTY BIRTHDAY LIAR! TOMORROW IS YOUR BIRTHDAY!