that's just a little strange. >> morgan says she watched uneasy as the three became inseparable. skylar's cousin kyle adored skylar and said he felt uneasy too. >> it was always sheila, skylar, rachel together. >> by sophomore year, he saw changes in skylar. >> it seemed like about that time she didn't have that same nice quality to her. >> she was more sour, i think, toward people. she started almost acting the way sheila acted. >> must have been hard to see her changing. >> it's difficult to watch it in general, and it's even harder when it's someone as close as someone you called your family. >> students told the writers that by midsophomore year the three girls' relationship had begun to deteriorate.