Newlyweds: Nick & Jessica Ashlee and Jessica Simpson's father Joe Simpson diagnosed with prostate cancer 11/15/2016 Ashlee Simpson and Jessica Simpson's father, Joe Simpson, is going public with his cancer diagnosis. Read More RELATED NEWS Nick Lachey recalls his date with Kim Kardashian: 'We had a great time'Ashlee and Jessica Simpson's father Joe Simpson diagnosed with prostate cancerNick Lachey says he hasn't spoken to Jessica Simpson in six years TAGS: Jessica Simpson Ashlee Simpson Women's Murder Club