Green-Eyed Monster

S1 E24: A new girl arrives at school and quickly catches Archie's attention. Betty and Veronica are jealous of the green-eyed beauty - and then come to believe that she's the female version of the Creature from the Black Lagoon! Archie won't listen to them because he thinks they're just jealous. Blind to his own Weird Mystery, Archie is finally abducted by the green-eyed beauty who transforms into a slimy creature. Betty and Veronica must rush to Archie's rescue, and teach him that jealousy and concern are two different things.