Happy [birthday person's name] birth
Said to the birthday day person. It signifies that this day was special for your birth and we (you) hope you (they) have a great one.
Happy birthday person's name birth:
Erick: Happy Juan birth
Juan: ;O
Erick: Happy Juan birth
Juan: ;O
Birthday name
Name given to you on your birthday
Tom: Whats your birthday name?
Debby: My what???
Debby: My what???