Sleepless in Peckham at the sight of it, and Boycie and Marlene are tricked by Sid into paying for everyone's drinks. With only a few days left before the Trotters are evicted from Nelson Mandela House, Rodney gets an enlarged copy of the 1960 Jolly Boys' Outing photo and shows it to Cassandra at a restaurant. He shows her who was in the photo: Del, Boycie, Trigger, Denzil, Sid, Roy Slater, Grandad, Reg—and local gentleman thief Freddie "The Frog" Robdal, (pictured as Nicholas Lyndhurst) who bears an uncanny resemblance to Rodney. Rodney then tells Cassandra that Robdal is his biological father, explaining the
Rodney Trotter along a couple of years later after me. Oh no no, not you. You had to wait thirteen years!" In the following episode "Go West Young Man, which was broadcast in September 1981 (and was the second episode of "Only Fools and Horses" ever broadcast), Del Boy states that he (Del) is 35. In "Big Brother" since Rodney had said he was 23, Rodney must already have had his birthday that year with Del still to have his 36th birthday later that year. Therefore Rodney must have been born during 1958. In "As One Door Closes", set in early 1985,