In Part 1 of our fictional story, "The Good Book and the Book," prodigal son Zach knew that he needed to change, so he returned to his family and made amends. There are times when events converge in your life and you know that change is necessary. This episode highlights three celebrity couples who made difficult choices that improved their lives. If you've ever been at a crossroads, this is a must-hear. (Kirk/Tammi Franklin; Samuel L./ LaTanya Jackson; Magic/Cookie Johnson)