How to find my girl friends Birthday ?

[Mac]

I'm not able to remember my girl friends bday. I wished her last year, but this year I really dont remember, but I know it is somewhere between Jan 11-14 .
Is ther a way I can find out . Im trying to search my previous wish message in email n facebook , but no luck

[Resnick]

You can note the date at your mobile note and at that day the mobile alarm to mind it to you. Another way, your notification notifie you about the date your friends date of birth is correct on her facebook profile.

[postal p]

Talk to one of her close friends, or relatives. Ask when is the party.