 Later , Burns and Smithers march to a secret room in the Power Plant and turn off the power for the entire town . The strikers do not lose hope and begin to sing . Burns , confident he has broken the union 's spirit , steps out on his balcony to hear their reaction but is disarmed by their unity and optimism . Burns finally calls a meeting with Homer to concede to their demands on one condition : that Homer resign as union president . Homer celebrates madly , leading Burns to finally realize that Homer is not the " brilliant tactician " he thought he was . With the Simpson family insured again , Lisa gets her perfect new braces and she , the Simpson family , and the dentist gather and laugh as the episode comes to a close . 
