They may call it bluejacking, but this video is actually an example of bluesnarfing - taking control of someone's mobile phone to make premium rate phonecalls over Bluetooth without them even realising. See www.bluejackq.com for info on all things bluetooth.

Few users realize that Bluetooth headsets can be exploited granting a remote attacker the ability to record and inject audio through the headset while the device is not in an active call. SANS Institute author and senior instructor Joshua Wright demonstrates.