'Bieber fever' takes over the Consumer Electronics Show in Las Vegas.<br/> The teenage super star was there to unveil a new robot for TOSY Robotics - and by the look on his face, he was amazed by the new state-of-the-art robot.<br/> The gadget is a portable speaker that also doubles as a dancing device.<br/> Fans packed the length of the convention show floor and waited several hours just to get a peek of the singer - with a lucky few walking away with an autograph.<br/> Alicia Powell, Reuters.
