A Losing Streak attributes to a "losing streak". Grandad shows Del a double-headed coin that he got off a Scottish man during the war, and advises Del to use it against Boycie. Grandad clearly remembers the story behind the coin as if it were only yesterday. According to him, the man said: "I want you to have something to remember me by, Trotter. Take me lucky coin." Then, he went (as in the Scottish man deserted, not died as Del thought). Later, at "The Nag's Head", the Trotter Brothers and Trigger talk about Del's bad luck until Boycie walks in. Del challenges him
Del Boy with the possibility of Del and Rodney going to prison for handling a stolen microwave, corrupt policeman Roy Slater makes a cryptic comment suggesting that an alone and vulnerable Grandad could fall victim to an attack by some hired thugs. Del, having previously refused to name the thief, makes a deal with Slater to guarantee their release, with immunity from prosecution for doing so. Once he is given immunity from prosecution, he names himself as the thief. Del is later diagnosed with irritable bowel syndrome caused by his diet of fast foods, cigars and alcohol. Although engaged many times, he