Cassandra Tildon appears in a flashback in "Screama Donna", an episode of Be Cool Scooby-Doo!
About Cassandra[]
She was considered the greatest singer on Earth.
Fame went to Tildon's head, and she began making unreasonable demands, gaining the nickname "the Prima Donna". After she died under unknown circumstances, it was believed that her ghost was keeping musicians from performing at the star music hall. Her body was never found.
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