Complex sentence: The mother and the main character of this family, and a "psycho-nutball", Bunny and her seeming perfection in terms of appearance and lifestyle is the target of any possible jealousy from Wanda.
Split into simpler sentences: The mother and the main character of this family. A "pshyco-nutball", Bunny and her seeming perfection in terms of appearance and lifestyle is the target of any possible jealousy from Wanda.