Answer:
Crooked as a rainbow and slick as a plate ten thousand horses can't pull me straight.
If you're looking for something sweet I know what to do. But if you don't like heat I'm not for you.
The higher I climb, the hotter I engage. I cannot escape my crystal cage. What am I?
A woman shoots her husband. Then she holds him underwater for five minutes. Next she hangs him. Right after she feeds him dinner. How can this be?
When you need me, you must find me. When you find me, you no longer need me. What am I?
I will disappear every time you say my name.