" I tried to be as inconspicuous as possible as I lay the sausage against my ear. Abruptly, my cell phone went dead. A drop of grease dribbled into the dead center of my ear, creeping like a worm down onto my neck and below the collar of my shirt. A group of men and women in business suits walked by, swerving to avoid me. Across the street, a homeless-looking guy was staring at me, curious. Yep, this was pretty much rock bottom. As I was about to reach for a napkin and at least get my money's worth by eating the bratwurst while still hot, I heard it. " Dave? Can you hear me? "