Two young women from the north of England, Brenda and Yvonne, venture to swinging London to seek fame and fortune. Arriving with high hopes and naive enthusiasm, they find themselves struggling in various menial jobs and living in a rundown flat. They navigate through a series of humorous misadventures, including disastrous dates and chaotic work experiences, which highlight their conflicting personalities—Brenda's practicality and Yvonne's desire for glamor. Their escapades lead them through London’s vibrant 1960s cultural scene, but the city's fast pace and superficiality soon begin to wear on them.

Despite numerous setbacks, the friendship between Brenda and Yvonne provides a steady anchor amid the chaos. However, as each pursues her own dreams, their bond is tested by jealousy and competition. They encounter colorful characters and find themselves in increasingly ridiculous situations as they attempt to achieve their goals. Their journey is a comedic exploration of ambition, identity, and the transformative impact of newfound independence in a rapidly changing world. The story ultimately examines whether their friendship can withstand the pressures of their city adventures.