Dwayne "The Rock" Johnson and his fellow celebrities and wrestling stars are mourning the death of Hulk Hogan. The two-time WWE Hall of Famer and former world champion, whose real name was Terry Gene Bollea, died Thursday, according to Clearwater, Florida, police and WWE. He was 71.

Dwayne Johnson paid tribute to his "friend" and "childhood hero" Hulk Hogan with a heartfelt post on Instagram. Hogan died at the age of 71 on Thursday, July 24.