As punishment for Sabrina's overzealous celebration of Earth holidays, Della transports all of Sabrina's friends back in time with no memory of their previous lives.; The coach of the Riverdale boys hockey team asks Betty to play goalie for them, which doesn't set well with some of the other members of the team.; A record producer spots Betty on the street and asks her to dance in the new video for the rock band "Pearl Jelly".; Dilton builds a hi-tech doghouse for Hot Dog.; The class goes on a field trip, but Veronica falls asleep on the bus and ends up lost.; Jughead's attempts to clean the front hall at school do more harm than good.; Betty thinks she's opened Pandora's Box.; Jughead spends all day cooking a "thank you" meal for his friends, only to have them bail on him for various reasons.; A shopping trip for more wardrobe and a chance encounter with Archie leads to a broken leg for Veronica.; Little Archie fakes being sick so he won't have to go to school.; When the butler is away, Mr. Lodge hires Moose to temporarily fill the position.; Mr. Weatherbee is suddenly inundated by paper airplanes.; Reggie tries to convince Archie that Pop Tate's burgers have horse meat in them.; Sabrina uses her powers to bring animals in out of the rain.; Jughead wins a bet with Reggie on a football game.; Jughead gets caught sleeping in class.; Veronica discovers a flaw in her cheerleading routine through video replay.; Ethel tells Betty and Veronica they will love the ski lodge because there are three boys for every girl.; Jughead is writing to the editor of "Kids Problems".; Sabrina stands out at Aunt Hilda's party.; The almanac predicts a very harsh winter.