Kianna Underwood (born November 28, 1992) is an American teen actress. Although Underwood has been in show business since she was about 7 years old, her big break came in 2005 when she joined the long running Nickelodeon program All That in its tenth season. In addition, she spent a year on the first national tour of Hairspray as Little Inez. Underwood has a considerably distinctive squeaky voice. Underwood was born in New York City and currently resides in Los Angeles.