Scooby-Doo! Mystery Incorporated (Scooby-Doo! Gizem Avcıları) 1. Sezon 20. Bölüm (The Siren's Song)

Feeling left out of the group, Velma goes solo to investigate attacks by amphibious "Fish Freaks" in the area around an abandoned oil rig, only to find a friend of her own... in the form of a mermaid!