Linda Hogan has spoken out following the death of her ex-husband, Hulk Hogan, on Thursday. Responding to an Instagram post she initially shared on July 19, when she reminisced about the “good old days,” Linda said Monday, “It’s so hard to know he’s just gone.”

Linda Hogan paid tribute to her ex-husband Hulk Hogan after his death at age 71. “I had no idea he would pass away this soon,” Linda, 65, commented Monday, July 28 on her own Instagram post. “We all really thought he would make a come back! Big surprise. We are all devastated. It’s hitting me so hard.”

Nick Hogan, Hulk Hogan’s 35-year-old son, penned an emotional tribute to his late father over the weekend. Hulk Hogan, whose real name Terry Bollea, died Thursday in in Clearwater, Fla, at the age of 71. “My dad was the most incredible person I’ve ever known and will always be my hero,” Nick posted to Instagram.