Betty & Veronica (Jumbo Comics) Double Digest #64

In "Pet Set!", Betty and Veronica stumble upon a mysterious pendant that awakens hidden malice in anyone who smells its strange liquid. When they try to return it to a reclusive professor, they find themselves drawn into unsettling experiments at his home. Written by Frank Doyle and brought to life with Dan DeCarlo’s signature art—pencils and inks by DeCarlo, colors by Barry Grossman, and letters by Bill Yoshida—this 1997 Double Digest tale blends classic Archie charm with a touch of eerie intrigue, all wrapped in a cover by Dan DeCarlo.