 She is willing to leave Reg altogether and run away with Freddie to Bournemouth to raise Rodney with him, but would only do so once she was sure Del was financially secure.She tries her best to help Del's relationship and hopeful eventual marriage to a rich man's daughter, but the relationship does not work, and Joan ultimately chooses to remain in Peckham for Del's sake.Joan is a huge fan of Hollywood films and actresses, given her job in the Ritz cinema, to the point that she changed her hairstyle multiple times during "Rock & Chips" to resemble actresses such as Marilyn Monroe, Elizabeth Taylor, Jane Fonda and Audrey Hepburn.