In South Jersey region ( as well as Westchester County in New York and Fairfield County in Connecticut ) , October 30 is referred to as `` Mischief Night '' , where mischievous teens rub soap bars on car windows , throw eggs at houses , adorn trees with toilet paper , and run away after ringing doorbells .
In northern New Jersey and the Philadelphia region , October 30 is referred to as `` Mischief Night , '' where mischievous teens soap car windows , egg houses , adorn trees with toilet paper , and run away after ringing doorbells .