]:After changing his clothes in his bedroom (without closing his door for privacy), Sidney leaves his office without his opcoat - to save money on checkroom tips (answering Sally""s reminder o not forget his coat with: "And leave a tip in every hat-check room in town?").[Note: He could now identify his own niece.Before leaving, he killed the family dog Sundae.]In Haddonfield""s police station, Dr.Loomis learned that Sheriff Brackett had retired in 1981, and that the town""s new Sheriff was Ben Meeker (Beau Starr).The escapist, musical drama-dance film featured one of the most famous and successful song soundtracks in film history.In the film""s startling revelation, one of the women, Joe/Joanne (Black) - previously a female but now trans-gendered, claimed that her runaway son Jimmy Dean (never seen in the film), who was allegedly raised by the delusional Mona (Dennis), was the product of a one-night stand with Dean.