she was a very protective woman. >> shortly after joey jr.as born, they got married in a small ceremony in orange county, california. melissa gellar was a bridesmaid. >> she looked so beautiful. it was a great day. >> but there was something missing. joseph's mother susan remembers summer's side of the family was absent. >> the night before the wedding summer told me that she had called them and said, don't come. >> i know she wasn't super close with her family. >> something that always concerned joseph's mother. >> i asked joey, what's going on, why can't we get together? i always felt like i was brushed off as if there was something going on. >> but there were other issues. joseph's past. >> i know summer was very jealous of obviously the first w50i6. >> in his earlier 20s, joseph married a woman named heather. they had a son together. >> she was the love of his life. when they broke up, it just broke his heart. >> heather and joseph's young romance broke down after six years of marriage. she filed for divorce in august of 1998, citinger re

>> but little joey jr. made it to his third birthday party. >> that is so sad to see the pictures of that family. a family of four killed. why do investigators think they left the house so suddenly? >> well, they're not really clear just yet to be honest with you. they know they left in a hurry there is absolutely no question about that. they left eggs sitting on the counter. they left bowls of popcorn right in front of the tv sets in front of the futon and their beloved dogs who they consider part of the family, they left them tied up in the backyard. they never would have done that unless they left so suddenly. here is the problem. the sheriff's department, the san diego sheriff's department, they didn't enter the home until 15 days after this family disappeared. they didn't get a warrant to go inside that home in all that time. and in that time, other people, other family members entered the home. joseph mcstay's mother went in there with her other son michael, and she cleaned the counters. she put away