This is old (originally from April, but refreshed in August). I don't think it was ever posted and I thought it was really interesting. The video references Britney, Kelly Clarkson, Katy Perry and Ke$ha (also interviewed).
I respect Dr. Luke a lot more now. Honestly, if it took all that work just to create a 3 minute song -- I would recycle parts of my older tracks too.
Also at 4:50, you can see the infamous leather couch where Luke ****ed all of our favs.