1) The greasers are excited to kick the socks' butts.
2) Their hair and the greasers, think. ( haven't read the book in a long time)
3) Not only do they want to make the socks hurt, they also are defending their gang in the future, and getting payback for Johnny.
4) He threatens the doctor to let him go with his swiss army knife.
5) Ponyboy is real sick and needs some help.
6) "Stay golden Ponyboy, and I believe he made a comment about Dally.
7) " Stay Golden" it is a very meaningful title to this chapter, Johnny was concerned with what stay golden meant, then he found out and told Pony before he died.