An envelope!
An Envelope EDIT: My deepest Canadian apologies to those who are calling this a riddle. I always took it as a cheesy joke
Spine
Start shouting Jehovah.
Because he started drinking it before it was cool.
1 natural log cabin.
1 or 2? 1... or 2...
Only one but he has to have a nurse to tell him which end to screw in.
When you end up moving to South Korea, of course!
Envelope.