began whittling down the competition in a big way on Sunday, and this left some viewers with strong feelings about the season.Sunday's began a new round of Showstopper Performances, and marked the start of the judges' unenviable task of cutting the wide field of hopefuls down to just the Top 24.One of the night's many lucky ones was 17-year-old Hannah Everhart, who grabbed people's attention for her uncanny resemblance to Katy Perry, as well as her seemingly unpolished, take-no-gruff