Blue Peter stretch of track which, on 3 July 1938, saw the world speed record for steam locomotives of set by LNER A4 Locomotive no. 4468 "Mallard". In October 1998, Richard Bacon was sacked, following reports in "News of the World" that he had taken cocaine. This incident followed shortly after the show's 40th anniversary, when previous presenters returned for a special programme. Those returning included Leila Williams, Valerie Singleton, John Noakes, Peter Purves, Diane Louise Jordan, Anthea Turner, John Leslie, Tim Vincent, Yvette Fielding, Caron Keating, Mark Curry, Janet Ellis, Peter Duncan, Sarah Greene, Tina Heath, Simon Groome and Christopher Wenner.
Jean-Luc Delarue illnesses from a fresh perspective: "Le Cancer sort de l'ombre" (Cancer in the light of day) and "Alzheimer, un nouveau regard" (Alzheimers re-examined) (13 February 2008). With a monthly income of €40,000 in 2008 and assets and capital amounting to 30 million euros, Delarue was one of the highest paid presenter-producers in France. In September 2010 media reports of his problems with cocaine forced him to put his television career on hold, and Sophie Davant (a French journalist, television presenter and actress) took over presenting "Toute une histoire", which Delarue had presented daily. On the 6 September 2011 he returned