Abstract: An illuminated display vehicle ornament includes an elongated power cord having a cigarette lighter adaptor plug at one end for engagement with a vehicle lighter socket. In a first embodiment, a plurality of sockets are spaced along the power cord, and mount replaceable ornamental bulbs. Magnetic, hook and loop, and resilient clips are disclosed for securing the sockets within a vehicle interior. In a second embodiment, a base includes suction cups for engagement with an interior vehicle window surface and a display sign is releasably secured to the base. An elongated light bulb is mounted within the base in optical communication with the display sign. The display sign may be selected from a variety of available signs to allow replacement of different holiday displays.