Matthew Lillard has a heart of gold! A fan is currently going viral on Threads after recalling a tear-jerking encounter with the Scooby-Doo actor. In an an open letter to the 56-year-old, the fan opened up about a dark place he was once in: "Dear Matthew Lillard - A few years ago, my apartment burned down in NYC. I went crazy depressed, and sank deeper into hard drugs. I sent myself to rehab." Related: Eminem Celebrates 18 Years Sober In The Simplest & Most Poignant Way! Amazing! What a tough reality to grapple with.