When Veronica invites Reggie instead of Archie to her dinner party, Archie disguises himself in an armored suit to pretend to be a serving robot. Unfortunately he choses a combat robot outfit and causes his usual chaos.; Two rival art teachers try to make art stars of Reggie and Jughead, when in reality Hot Dog is doing the art.; Veronica is upset because her videophone shows her when she doesn't look her best. Her father suggests using an old-fashioned audio-only telephone to solve the problem.; An accident with a personality-analyzing machine scrambles the gang's personalities, so that Dilton acts like Archie and Betty acts like Veronica, etc.