Manchester United manager Sir Alex Ferguson.Stelling announced he'd be leaving the company at the end of the season live on Soccer Saturday, a show which he's hosted since 1994.His decision comes just over a year since his long-time colleagues Thompson, Matt Le Tissier and Charlie Nicholas were cut from the programme.Discussion has begun surrounding who can succeed Stelling in the role - and former England and Liverpool defender Thompson sees it being a tough job for whoever steps up.Speaking to Paddy Power, he said: “He’s left big boots to fill and there’s nobody ideal to replace him because Jeff is the best and it would be very difficult for somebody to be the exact same as him.