Scooby-Doo! Mystery Incorporated S1 · EP20
The Siren's Song
8.2 · 2010 · Animation,Mystery,Family,Sci-Fi & Fantasy · ~23m
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!
