When Mystery, Inc. are guests of honor at the grand opening of the Coolsville Museum of Criminology, a masked villain shows up and creates havoc before stealing the costumes of the gang's most notorious villains: Black Knight Ghost, Pterodactyl Ghost and Tar Monster. Could it be that their nemesis, mad scientist Jonathan Jacobo has returned and is trying to recreate their deadliest foes? Velma has a crush on the hunk / museum curator Patrick Wisely but why is he acting so suspicious? The Mystery Gang is hard pressed to succeed this time, since pesky TV reporter Heather Jasper-Howe insists they are buffoons.
Written by Mattias Thuresson
In the high school clubhouse, Daphne has a dart throwing trophy.
See more »
Goofs
Revealing mistakes:
In the 10,000 volt ghost and black knight scene, the explosion should have ruined the MYSTERY INC. car.
See more »
Quotes
Fred:
You can't fool me with that macho facade. You're just afraid to show your sensitive side. Black Knight Ghost:
Oh... you've touched my inner child... and he's REALLY MAD! See more »