Lynn felt a cruel shiver running down her back when he told information about their mother and birthdays that was actually correct ! Standing silent , she tried to figure out some way to explain to her sister how he might've known .<br/><br/>Nothing came up sadly and she looked to her sister for any response . " He . . Knew , Lilly . . " Her hand was clinging tighter onto her arm , less joyous and giddy and beginning to get more afraid . It would have taken an immeasurable ammount of time for any stalker to find out that information . But for their Mother's favorite color . . ? There was no explanation .