"Simple Winchester logic. I ask myself, 'What's the stupidest fucking thing Sam could do at this point in time? Oh, I know! Boink an angel.'"

LOL! Only Bobby could get away with that line. Sad, too, how Sam doesn't want Castiel to end up like him.

"You sure you know how to use that, Cas?"
"You act as if I've had no access to the internet for the past week."

I love those moments when he can be startlingly funny. Nice last lines, too!