Answer:
Long and slinky like a trout, never sings till it's guts come out.
With head without hair. With mouth without tooth.
Brown I am and much admired; many horses have I tried; tire a horse and worry a man; tell me this riddle if you can.
Who works when he plays and plays when he works?
A tiny bead, like fragile glass, strung along a cord of grass.
What do angels sing in the shower?