We already know that stars like Lauren Conrad, Jennifer Aniston, Jamie Lynn Sigler and Gabrielle Union are addicted to their BlackBerrys. But what about these gals? Does Elizabeth have the latest UK mobile? Is that a Treo Rosario's receiving a text on? And as for Britney, who always keeps us guessing, what the #&%@ is in her hands? Leave all your suggestions, guesses and comments below and I'll post whichever ones seem to be the closest match. Let the cell phone guesstimations begin!