File:Operettawaving.jpg Operetta debuted in the cartoon series in the Volume 2 webisode "Hiss-teria", which premiered on September 29, 2011. She is voiced by Gigi Sarroino and Cindy Robinson in the English version of the cartoon.
File:Operettawaving.jpg Operetta debuted in the cartoon series in the Volume 2 webisode "Hiss-teria", which premiered on September 29, 2011. She is voiced by Gigi Sarroino and Cindy Robinson in the English version of the cartoon.
File:Operettawaving.jpg Operetta debuted in the cartoon series in the Volume 2 webisode "Hiss-teria", which premiered on September 29, 2011. She is voiced by Gigi Sarroino and Cindy Robinson in the English version of the cartoon.