"OMG! it was lady gaga singing about the paparazzi all this time?! i guess i really needed to listen closer to hear those lyrics, but then again, I could barely hear anything but the melodoy in that store.Thank you so much."
"Oops.. Posted before I wrote the whole thing..
I think there is some guy or a chorus or something singing 'na na nananana na na nananana' in the tune I'm whistling here (which is the song's chorus) along with a horn of some kind - maybe a trumpet?"