sports and learning, but soon that all changed. >> she became the victim of the mean girls in the school. there was malicious gossip about her background because she was one of the very few girls from a working class background attending that school. >> many say kate became miserable, shy and withdrawn, much like diana when she first went to boarding school. >> she was very shy, so i didn't really notice her. penny walker, diana's music teacher at the west heath school remembers. >> there was an awful lot of unrest in her home life. that often affects children in their work. >> were her bad grades troubling to her? >> oh, i think immensely troubling, and i think she tried really hard, but i think her concentration was elsewhere. >> on what? >> family. >> with absentee parents, diana was forced to struggle through on her own.