Three Favourite Performances

I managed to get quite hooked to X Factor this year. I never used to watch it but an ex's flatmate was constantly glued to it and I sort of got sucked in.  

This year all the blokes should have just given up after the first week because the female singers were leagues ahead of them.  Here are my three favourite performances:

Ruth Lorenzo singing Purple Rain

Alexandra Burke singing Candyman

Diana Vickers singing Yellow.  I liked everything she sang actually