Archie finds an abandoned engagement ring and puts it on Betty's finger. Betty hopes this will lead Veronica to think she's engaged to Archie, but Veronica isn't buying it no matter how often Betty shoves the ring in her face.; Archie asks Veronica when she's going to follow her yearly tradition of breaking their prom date and going with another boy.; After he sees Miss Grundy talking to the girls like a drill sergeant, Mr. Weatherbee tells her to be a pal to her students.; Mr. Lodge overhears Veronica saying that he's a pushover, so he makes up a non-existent dance and refuses to give her permission to go. As usual, the plot backfires on him.; Veronica tries to avoid Archie so he can't ask her to the dance before a handsome college man does.; After meeting Pop Tate's gorgeous nephew Bill, Veronica tricks Archie into insisting that she should go on a date with Bill.; Veronica plans to surprise Archie by baking him a pie, but Betty can't help giving the surprise away.; All the girls sign up for geology class when a handsome geology teacher arrives at the school.; Veronica feels guilty about always topping Betty at everything, while Betty is downright angry about it.; Betty and Veronica go to a dude ranch, where they spend all their time doing city-slicker things.; Shrimpy finds a large tree so he can carve "Shrimpy Loves Bridget" on it.; Jinx wants her father's advice on where to place her waste paper basket.