Be Cool, Scooby-Doo!

Season 1, Episode 8

Episode Title: Party Like It's 1899

Air Date: 2015-10-19

Overview:

The gang is invited to a monster mystery party, where they try solve the mystery of a fake ghostly apparition. When a real monster shows up though, Daphne Blake and Fred Jones are left to solve the mystery on their own, because no one else will believe them.