Stephanie D'Abruzzo (born December 7, 1971) has been a Sesame Street puppeteer since 1993, has performed a myriad of background characters, and recorded vocals for a number of songs. Despite her extensive work with the Muppets, D'Abruzzo first gained greater recognition as an original cast member of the puppet musical Avenue Qwhere she originated the characters of Kate Monster and Lucy the Slut.