Sissy is daughter of the Phantom of the opera. Like Opperetta, Sissy loves music,she is the other dj at Monster High.She is also know as as Dj Sasst becauseof her attitude and fashion.Her first appearence was screaming is not a problem.


Sissy is a sassy ghoul,she loves music.When she first met Holt it didn't go so well. So she is decribed sassy and loveable,and of couse she is voted most likely to rock a party all night.