Lindsay Lohan got a major surprise this holiday season! On Tuesday the actress revealed on her MySpace blog, "My father just let my family and I know, amongst others that he had another child after my little sister Aliana, or maybe he had it before Aliana?? either way, he cheated on my mother and that really sucks..." Reports that Michael Lohan , father of Michael, Lindsay, Ali and Cody Lohan, might have had an illegitimate child surfaced in June when a woman named Kristi Horn claimed that ...