Sleepless in Peckham cemetery, Del is cleaning up the monument of his and Rodney's mother Joan. It is revealed that after they became millionaires, the Trotters used some of their money to give their mother's grave a makeover. Later, at "The Nag's Head", Sid tells Trigger (who has been creating a portable backscratcher made out of chopsticks) that he got some suggestions from Mike on how to make the pub look a lot better. He also shows Rodney, Trigger, and Mickey Pearce an old photograph of the very first Jolly Boys' Outing in 1960. Sid mentions that there were no more because the
Del Boy Boy at 15, before Rodney has been born. This is confirmed when the teacher complains about the boys having to stay at school for another year because of a change in the law. (The school leaving age in the UK was raised to 16 in 1972.) This, however, is inconsistent with "Big Brother" (Series 1, 1981), when Del states that he is 13 years older than Rodney. If this were so, Del should have been 12 or 13 in "Rock & Chips". The 2015 novel "He Who Dares..." confirms that Del was born on 10 December 1945. Del Boy works