they would leave and go to dinner or go to town and leave the door unlocked. because cleo was the guard dog. >> fulfilled as the griffiths' lives seemed to be, keith and julie were transformed when aaron and ali brought into the world their first daughter, aria. >> a first child, it was a greatest day of her life i think. >> julie lived for my little girl. she wanted to be a part of everything that she did. >> and julie was there for ali when she went into labor for their second daughter analiese. her white knuckled dash to the hospital earned julie the affectionate nickname nascar nana. >> the flashers were going and honking the horn. >> what is she saying to you? talking to you. >> don't have a baby in my car. keep your legs crossed. don't have the baby in the car. >> everything seemed to be going great for the griffiths in 2013. keith had weight loss surgery and dropped more than 100 pounds. julie was over the moon with two granddaughters. but also that year came the rift. zach disclosed to his very religious conservative parents