Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

Sure, most high school mascots are kind of goofy. But when a monstrous version of a mascot goes on a rampage, the only way to solve the mystery is for the Mystery Inc. gang to go undercover—by going back to school! Amid cliques, jocks and algebra, Scooby and the gang might survive the menace of the monster, but can they survive the perils of

When the monsters of the night horror movie TV shows have become too real, they scare the owner directly from the fright wig and straight to the Mystery Inc. for the help! Join the gang as they dress up and put the TV show itself to unravel what is really causing a scene by a set!