Nick honored his father in a touching Instagram tribute over the weekend after the wrestler went into cardiac arrest and died at age 71.

Nick Hogan shared a tribute to his late father Hulk Hogan, as he remembered the former pro-wrestling star as the "best dad in the world."

Hulk Hogan’s son, Nick, penned an emotional tribute to the wrestling icon, his “hero” and his “best friend” following Hogan’s death Thursday.