Little black bug,
Little black bug
Where have you been?
I've been under the rug,
Said little black bug.
Bug-ug-ug-ug.

Little green fly,
Little green fly,
Where have you been?
I've been way up high,
Said little green fly.
Bzzzzzzzzzzzzzzzzzz.

Little old mouse, 
Little old mouse,
Where have you been?
I've been all through the house
Said little old mouse.
Squeak-eak-eak-eak-eak.