Sleeping Dogs Lie (Only Fools and Horses) Sleeping Dogs Lie (Only Fools and Horses) "Sleeping Dogs Lie" is an episode of the BBC sitcom, "Only Fools and Horses". It was the fifth episode of series 4 and first broadcast on 21 March 1985. In the episode, Del Boy and Rodney babysit Boycie and Marlene's cherished Great Dane, Duke. As Albert watches an old horror movie and Rodney bemoans the lack of jobs in London, Del Boy has found another opportunity to be a millionaire by babysitting Boycie and Marlene's dog, Duke. The Trotter brothers arrive at Boycie's house and meet Duke, a large Great Dane who eats
Only Fools and Horses third in November 2007 and a fourth in January 2009. In 2003, it was reported that Sullivan was developing a prequel to the original series, "Once Upon a Time in Peckham", which would feature Del as a youngster in the 1960s, and have a prominent role for his parents. In 2009, it was again reported that the BBC were considering commissioning the show, although nothing was confirmed. On 5 April 2009, Sullivan told "The Mail on Sunday" that he was planning a prequel to "Only Fools and Horses" which would star Nicholas Lyndhurst as Freddie "The Frog" Robdal, a local