My Babysitter's a Vampire - Season 2 - Eps 9: Siren Song
Ethan and Benny discover that a local singing sensation may have a voice like an angel, but in reality she's a Siren - a mythical creature whose song brings out the self-destructive worst in anyone who hears it. They have to team up with Sarah, Erica and DJ Rory Megabat to form a band, and blow her off the stage at the school talent show.
About My Babysitter's a Vampire

Title: My Babysitter's a Vampire
First Air Date: 2011-06-27
Last Air Date: 2012-10-05
Status: Canceled
Rating: 8.1/10 (from 349 votes)
Language: EN
Seasons: 2
Total Episodes: 26
Network: Teletoon
Genres: Comedy, Action & Adventure, Sci-Fi & Fantasy, Mystery, Kids, Family
Production Companies: Fresh TV
Synopsis
Ethan, Benny and fledgling vampire Sarah battle zombies, demons and the other supernatural beasties that regularly threaten their school.
Cast

Vanessa Morgan
Sarah

Kate Todd
Erica

Matthew Knight
Ethan Morgan

Atticus Mitchell
Benny

Cameron Kennedy
Rory