Hollywood is mourning the loss of Eric Dane. On Thursday, the family confirmed that the 53-year-old actor died following a battle with amyotrophic lateral sclerosis or ALS, a neurodegenerative disease that impacts nerve cells in the brain and spinal cord. Many celebrities are now taking to social media to honor Eric, including Ashton Kutcher, who starred alongside him in the 2010 movie Valentine's Day. He wrote on X (Twitter): "The Franklin strip fanatics fantasy football league will miss Mr. Eric Dane. We know you'll be watching from the booth. Miss you, buddy.