Betty Jo and Steve's baby is due anytime now. Steve thinks it's a good idea if they move back to the Shady Rest until the baby comes. Wendell has been on around the clock watch for the last week keeping the train engine stoked. But it's taking a toll on his body. Betty Jo is trying to hold off the baby's arrival as Billie Jo and Kate are out of town. When Betty Jo finally goes into labor, they can't wake Wendell up, so Betty Jo must work the Cannonball herself. Betty Jo has a baby girl and Billie Jo and Kate do make it back in time.