World of Archie Double Digest — Archie Comics
Issue: #68
More musical madness in the new story, "The Fill-In"! The Archies are at the end of their latest tour when the unthinkable happens: Jughead gets sick from eating some bad food at a hole-in-the-wall on the road. They need a replacement drummer, fast! Introducing, Jughead's little sister, Jellybean!
First appearances: Grandma Andrews
Creators: Dan Parent
Characters: Archie Andrews, Betty Cooper, Jughead Jones, Veronica Lodge, Pop Tate, Jellybean Jones, Mary Andrews, Frankie Valdez, Moose Mason, Grandma Andrews, Superintendent Hassle, Grandpa Andrews, Laurie Lake, Linda Moore, Ms. Haggly, Svenson, Hot Dog, Professor Flutesnoot, Hiram Lodge, Alice Cooper