Happy 18th Birthday, Selena Gomez! And watch Justin's b-day message!


Hey M Girls!

Selena turns 18 today! She's been busy in NYC promoting her flick, Ramona and Beezus, which hits theaters tomorrow, but she'll be having a BBQ bash with all her close friends in LA! Fun!

Leave your b-day messages for her here and tell us what you think is the perfect gift for her!

UPDATE: Justin Bieber wished Selena a happy birthday:

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