There is a new version of Vlingo available for BlackBerrys. Vlingo can now read you incomming Emails and sms's out loud, the full message will be read and best of all its free!
Get yours here: Vlingo Blog: Introducing SafeReader: New, Free Vlingo BlackBerry App Makes Driving Safer
Posted from my CrackBerry at wapforums.crackberry.com