Ep 20. The Siren's Song

Velma is feeling like a fifth wheel. Fred has Daphne, and Shaggy has Scooby. Who does she have? So, when a mysterious "Mer-woman" named Amy contacts Velma on her blog, she decides that maybe this will be her special friend. Amy tells her that "Fish Freaks" have been attacking boats in Crystal Cove harbor. When Velma can't convince the gang to help her, she investigates alone -- and almost gets her