Walk into 770 during the month of Adar after the evening Seder Chassidus, and you’ll be greeted by a wondrous sight: dozens of Bochurim joyously dancing to Chassidishe, lebedike music that is blaring forth from the center of 770 • Why do Bochurim dance in 770 each night of Adar? When did it start, and what did the Rebbe say about it? • Full Article, Details