Drive You Crazy (7th Heaven(TM))

It's a road trip for the Camden sisters! Mary and Lucy are thrilled their parents are allowing them to drive to Arizona to visit with Grandpa Charles and Ginger. Freedom at last, they think, until the car is almost stolen. Unexpected help comes from a runaway teenage girl, whose situation leaves the Camden sisters wanting to help. But how do you help someone who doesn't want to be helped?