"A Clue for Scooby-Doo" is the second episode of the first season of Scooby Doo, Where Are You? and aired on September 20, 1969. In this episode, mystery-solving dog Scooby Doo and his friends square off against a glowing ghost in an old-time diving suit.

Listen to Áine and Kevin take the plunge into conversations about about scuba, glowing seaweed, and Áine's personal conspiracy theory about this episode.

And send your messages in bottles to [email protected].

Mystery to Me is a production of Mystery Sheet LLC.

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