If any municipal election provided for in this article should not take place on the day appointed, the municipal corporation shall not for that cause be dissolved, but the incumbent officers shall remain in office until their successors shall be elected and qualified. The municipal governing body shall fix some day, as early as convenient, on which day said election shall be held, and the election shall be conducted in all respects as a regular election, and the persons so elected shall hold office until the next general election and until their successors are elected and qualified.