Dream Girl

S1 E23: Archie has a series of extremely pleasant dreams about a beautiful girl who adores him. It turns out that the girl is a supernatural being that actually lives in - and controls - peoples' dreams. She has a major crush on Archie and doesn't want to share him with anyone else, even warning Betty and Veronica, in their dreams, to stay away from him. When Archie makes the mistake of refusing to go steady with her his dreams turn into surreal nightmares. Archie must find a way to mollify his scorned dream girl or he'll never be able to get a good night's sleep again!