Is that the las vegas skyline coming into view or is that a birthday cake with a flashing retro light display perched on top birthday candles are all very nice but make a real impact with a mini twinkling neon spectacular topping your cake designed in the style of vintage era vegas neon spike the integral legs into your cake activate with a button push on the back the letters are illuminated by leds and flash in sequence just add your best acapella rendition of happy birthday to you endl