Answer:
You bind me and I walk. You loosen me and I stop. What am I?
What flies without wings?
I go around in circles, but always straight ahead, never complain, no matter where I am led.
I twist and turn and leaves a loop
What do you get when you cross a pig with a karate expert?
I met a man on the London bridge, he tipped his hat and drew his name, in this riddle I told you his name. What is it?