The top five chart debuts of 2011 so far, including Beyonce, Adele, each used a different approach. By Gil Kaufman Lil Wayne Photo: C. Flanigan/ WireImage We expect certain things from our pop superstars: amazing, outrageous outfits and rides, spectacular stage shows and gaudy first-week sales. So far this year, some of our brightest have not disappointed, with Lady Gaga , Lil Wayne , Adele , Beyonc