Senta Michelle Moses is an American actress. She is most well-known for her co-starring role as Phoebe, the lab assistant/co-host in the children's series Beakman's World (1996–1997), she also portrayed Winnifred Leeds in General Hospital (2009), Lizzie in Greek (2008–2009), and Tracy McCallister in Home Alone (1990) and Home Alone 2: Lost in New York (1992).