Bluetooth Car Stereo Adapter How Do You Get The Samsung Upstage To Play Music Thru Bluetooth?

How do you get the Samsung Upstage to play music thru Bluetooth? - bluetooth car stereo adapter

I have the Sprint Samsung UpStage and want to use my Motorola Bluetooth headset for playing MP3 files. Yet it seems to want to play through the external speakers. I can not wait to post this before buying a Bluetooth adapter for my car to get (when you hear the most). The car is also the reason why you can not use stereo Bluetooth headset, you can not wear a helmet in the car. I have come back some time later when it is not possible. Then I could have the body Muziq