Word has it that Hillary got over in Pennsylvania, but I don't think this promo had anything to do with it.
Seriously, "Hil-Rod?" She needs to get a manager to talk for her while she works on her mic skills. Maybe she can appoint Paul Bearer as her running mate.
Obama's goofy smirk lets you know exactly what he thinks about this PR stunt, while McCain actually goes to the effort of trying to sound a little bit menacing. He ends up using the voice that I would use when portraying the Big Bad Wolf in a children's play.