From Wikipedia, the free encyclopedia Keri Lynn Pratt (born September 23, 1978) is an American actress of film and television. She is well known for her role of Missy Belknap on Jack & Bobby or as Dee Vine in Drive Me Crazy, which was her debut role. Pratt was a student at the Hampstead Dance Academy, and after graduation began her career at the Broadway Dance Center. She has guested on such series as CSI: Crime Scene Investigation Season 1 Episode 22: Evaluation Day & Season 6 Episode...