To mark the launch of the new LG Optimus 3D smartphone in the UK, LG Electronics has appointed Hotcow as the lead agency to create a fun and playful experiential campaign to demonstrate the full capabilities of the 3D mobile to the public. To mark the launch of the new LG Optimus 3D smartphone in the UK, LG Electronics has appointed Hotcow as the lead agency to create a fun and playful experiential campaign to demonstrate the full capabilities of the 3D mobile to the public.