Peas Post

Ok, maybe I am not "hep" to what you young kids are listening to these days, but I heard this weird song by the Black Eyed Peas. What is the fascination with humps? I mean, is congenital scoliosis all that sexy? And what are "lady lumps"? Is that like some kind of sebaceous cyst? Don't google-images that term--its gets pretty nasty.