Answer:
What has a bottom right at the top?
The itsy bitsy teeny weeny yellow polka dot variety is quite popular.
He's dead with a metal bar across his back. When a woman sees him, she is very pleased. This was all perfectly legal. What's going on?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.
This only turns over once you have travelled very far. What is it?
The warmer I am the fresher I am.