Hands down, “Fancy” by Iggy Azalea only because I really don’t like the fact that she doesn’t enunciate. I think if you’re going to sing, rap, scream, whatever you should be understood.
[youtube http://www.youtube.com/watch?v=O-zpOMYRi0w?rel=0]
2011 30 Day Song Challenge answer: Tim McGraw’s cover of Ryan Adams’ “Stars Go Blue”