Cathy Cavadini. Actress: Feivel, der Mauswanderer im wilden Westen. Catherine Cavadini, aka Cathy Cavadini, is an actress, singer, and voice artist perhaps best known as the voice of Blossom in Cartoon Network's The Powerpuff Girls. Fans also know her as the voice of Glitter in Kidd Video, Clash in Jem, and Tanya Mousekewitz in the movie An American Tail: Fievel Goes West. During her long and prolific career, Catherine's voice...