The British star of the hottest movie at the Sundance Film Festival has revealed that Friends reruns and the Kardashians have helped her perfect her American accent. Olivia Cooke plays a teenage girl battling cancer in Me and Earl and the Dying Girl, which won the Grand Jury Prize and the Audience Award at the Utah festival in January. The film follows in the footsteps of Whiplash, which scored five Oscar nominations after winning both top prizes at Sundance the year before. Cooke, 22, is best known for her work in Psycho prequel Bates Motel and is originally from Oldham.