Scooby Doo Team Up comic books issue 21
Written by Sholly Fisch. Art and Cover by Dario Brizuela. It's hard enough for Scooby and the gang to crack the mystery of a Dickensian Yuletide ghost...but it's harder with 'help' from Mystery, Inc.'s newest member: Harley Quinn! Harley's decided to try a new career as a ghost-busting detective-and when she swings that giant mallet, nobody's going to tell her 'no.' But the gang doesn't suspect the real reason for Harley's relocation: She's on the run after a 'lover's spat' with The Joker-and Mistah J wants her back! 28 pages, full color. Rated E Cover price $2.99.