The X Factor Demi Lovato's biological father Patrick Lovato dies from cancer 06/24/2013 Demi Lovato's biological father Patrick Lovato has passed away following a long battle with cancer. Read More RELATED NEWS 'The X Factor' alum Jeff Gutt has "zero trepidation" about first tour as Stone Temple Pilots front-manDemi Lovato on her troubled past: "I didn't think I would make it to 21"Demi lovato discusses sobriety and her jealousy of Miley Cyrus TAGS: The X Factor Simon Cowell Demi Lovato Kelly Rowland Paulina Rubio
