If a bulb burns out will the rest of the lights go out?

  We hear this question and variants of it all year. Is the reason one bad bulb can take out an entire series of lights is that it breaks the circuit? Is that true of all light strands? Short answer: No, if a bulb burns out, the rest of the lights should stay lit.  Replace… Read more… If a bulb burns out will the rest of the lights go out?