I'm actually kind of bored of people claiming surprise at M&S being “good”. Marks and Spencer – the stalwart of the British high-street – is really, really great. This summer, most of us have been dressed head-to-toe in the basics, linen and statement pieces we've picked up from the brand. As such, stopping by one lunchtime to whet the whistle felt like a non-negotiable. Welcome to my M&S Dressing Room Diary.