Simple rhymes offer gentle reminders to Little Star about where not to tinkle: not in the car, not on a train, not a plane. Not in a sandbox, not on a slide --- and certainly not on Grandpa's knee! And then, of course, there's the golden rule: never tinkle in the pool! While trying so hard not to have an accident, Little Star's mounting distress is evident. Until, finally, relief arrives: the potty. "Good for you! You've come so far ... Now tinkle,...