just told sean, it's okay, you know, your mom will be there. >> meanwhile, greg johnson was looking around his home. there was nothing to indicate that sandi left in a hurry and somehow forgot to tell anyone, as strange as that would be. >> all of her stuff was there. called police, called family, my sister, i probably called her father. >> were you in a full on panic at this point or still, you like maybe she ended up going out with some friends. >> no, i was pretty worried. just the circumstances that were at the house, i knew there was trouble or something not right. >> the birthday party for sean went ahead on saturday. there was a cake and some presents, but no sandi. the adults huddled and whispered. >> the whole time, we're all trying to talk without the kids hearing us about where is she, what happened. >> i think we made a second call to the police department in the afternoon. >> did you think, okay, we've got this party, sandi will show up for the party. >> that was our hope. >> we all tried to proceed like normal. greg was crying like crazy, he had glasses on, he was trying to h