Jessica Simpson Talks Nick Lachey Divorce in 'Open Book' Diary Entries

Jessica Simpson might be an open book for her memoir 'Open Book,' but she's relying on a different book to discuss her divorce with Nick Lachey -- her diary.

Jessica Simpson 'saddened' when Nick Lachey moved on with Vanessa

Jessica Simpson talks Nick Lachey divorce in new 'Open Book' diary entries

Jessica Simpson Shares Diary Entries About Ex Nick Lachey in New Edition of 'Open Book' Memoir

New Memoir Reveals Nick Lachey & Jessica Simpson Had Sex After Split

Co-Hosts & Marriage: How Vanessa & Nick Lachey Make It Work

Jessica Simpson Shares Diary Entries About Nick Lachey in Memoir

Jessica Simpson and Nick Lachey's Relationship: A Look Back

Nick Lachey Will Never Read Jessica Simpson's Memoir

Jessica Simpson's Diary Reveals Feelings About Nick Lachey Moving On So Quickly After Divorce

Jessica Simpson Reveals Her Diary Pages From When She Found Out Nick Lachey Was Dating Now-Wife Vanessa, Jessica Simpson, Nick Lachey

Jessica Simpson Talks Nick Lachey Divorce in 'Open Book' Diary Entries