Now at the poiint of going down to the last 10, Idol has been illustrative of some regional differences with in the US. The most significant of these would be the showing of distinctly rural southerners.
Kellie Pickler is a poor southern girl who acts like she just came out of the backwoods. Even in a stunning black strapless dress she feels uncomfortable. She should have seen it as a Cinderella moment in her life, but it so conflicts with her ruralness, that she is uncomfortable in it, despite how fantastic she looks.
Bucky could not figure out the menus in Los Angeles at one piont. He longed for the simplicity of rural southern fare. He wanted corn, potatos, chicken, etc. He did not understand what he was getting with all the fancy names.
Most of the rest of the group is more urbane than this. These two stand out in their display of a section of the United States.