TV industry for four decades.He said: “The art of tele- vision is surviving. People say ‘what’s your biggest achievement?’ and it’s actually staying the course for 41 years.“Getting on the conveyor belt, that’s tough, but staying on the conveyor belt is much tougher.”The TV veteran, 61, and wife Ruth Langsford have been replaced on This Morning’s Friday show by Alison Hammond and Dermot O’Leary.