Will the Real Daphne Blake Please Stand Up?

Plot Summary
There's a mystery crisis by the Haunted Lighthouse, and Daphne gets cloned by the Lighthouse Keeper and the Swamp Monster, and they must face Daphne's evil clone themselves and solve the mystery of who the Lighthouse Keeper and the Swamp Monster really are.

Transcript
Will the Real Daphne Blake Please Stand Up? transcript