The hugeness of the entire # 2-6 is surprising. Linkin Park, especially since it's a soundtrack song. The Idol effect. The Oprah effect. Pitbull who I've never heard of. Sean Kingston, who people have or have wanted to write off as over. Out of the five, the best is the Oprah one, the most danceable is the Kingston one.
Boo, Kelly's barely hanging onto top 20. Go back up to at least 15. At least Taylor's still in top 30 and is the only artist with four songs in top 100 (at least on the list I see right now).