The timid "Brenda" (Rita Tushingham) and her more brash mate "Yvonne" (Lynn Redgrave) arrive in London determined to make it big. Pretty quickly, though, they find themselves at odds with each other as success visits the latter whilst the former ends up working in a greasy spoon. Several food fights later, they realise that perhaps it's better to work together, but after some brief success fleecing the wealthy - like the posh "Mone-Rath" (Ian Carmichael) a real opportunity presents itself. "Yvonne" wins £10,000 on one of those "you have to laugh" television shows where they demolish your…