These are both awesome listens, although weirdly, the most annoying one was more interesting-sounding to me (maybe it was the uncontrollable laughter at the opera rapping that did it for me.) (Apparently this is the result of a semi-scientific study asking people their most and least wanted elements of music - and then amalgamating the top choices and bottom choices into a song.)
Here are the links:
http://www.wired.com/listening_post/2008/04/a-scientific-at/ -- Annoying song
http://www.wired.com/listening_post/2008/05/survey-produced/ -- Most wanted song