Peyton Roi List (born April 6, 1998) is an American teen actress and child model. List is best known for Disney's show JESSIE. She plays Emma Ross an energetic 15 year old girl. She was also on the ABC network's show Cashmere Mafia where she played Frances O' Conner's onscreen daughter, Sasha Burden and from the movie 27 Dresses where she played the younger version of Katherine Heigl's character Elena. She also has two brothers who are also actors. She is currently in 10th grade.