According to John Lewis, sales of croquet are up 90 per cent week-on-week. Retailers have reported spikes in sales of some of the fashionable pieces seen worn by characters on the show, including tiaras, empire line dresses, black panther costume and corsets. The strategies are explained clearly to understand. And now, as well as getting stuck into the love lives of their favourite characters, many UK viewers seem keen to recreate the looks sported by the cast of Netflix’s programme.