That what this guy thinks, and he illustrates it on YouTube:
[ame]http://www.youtube.com/watch?v=-0jctPeQ3g0[/ame]
I don't know. I see the resemblance between the sax line in "You Belong to the City" and the chorus of "Poker Face" (which starts at about 1:01 in this video), but I think it's just coincidence.