Jill, of Oakland, California listens via radiomilwaukee.wpengine.com. So for her, it's the "Three O'Clock Shadow."
She emailed me to say Siouxsie & The Banshees' cover of Iggy Pop's "The Passenger" is one of her all-time favorites and it's hard to argue that. Even Iggy himself heartily endorses her version.
Quoth Iggy:
"That's good. She sings it well and she threw a little note in when she sings it, that I wish I had thought of, it's kind've improved it. The horn thing is good."
And Siouxsie's version: