Betty rigs some mistletoe to a fishing pole to set up Archie for a kiss.; Betty finds a common pin on the floor and picks it up. Later Veronica discovers she has lost her diamond and ruby pin. Archie asks Betty if she found a pin and she says "yes." Archie mistakes that as meaning she's found Veronica's pin and plots some blackmail before he'll tell Veronica who has the pin.; Archie gets hassled by his friends when he takes Betty to dancing school. After his friends see the sexy dance instructor, they decide they need to take dance lessons.; Betty gets severe stage-fright before she's supposed to speak before an assembly. Mr. Weatherbee gets Archie to talk to her to give her some self-confidence.; Jinx complains that Greg has already spent his allowance in one day.