[the invisib1e hand]

I was going to post with this question: "What purpose does McCain serve?"

But now I see from the graphic that his job is to pleasure Barack Obama.

[Future Snake Eater]

My friends, my friends...it's OK, he's a Maverick^TM.

[ZULU]

I was going to post with this question: “What purpose does McCain serve?”

Well, there isn’t enough of him to scrap dog dung off the bottom of your shoes (his only conceivable useful purpose), so I guess his only function is to occupy a Republican Seat and stab Republicans, Americans and Veterans in the back.