Middle-class drug-taking doesn't stop with parenthood - in fact, among my friends it's rife. But it ain't pretty Fern Gilmour We'd all finished dinner, and we kicked off our shoes and watched as our host showed off his new Technics turntables, a present from his wife. It was his 40th-birthday party, and a group of us had come to stay at his house in Devon. One mum went upstairs to check all the children were asleep. Including my three-year-old, there were 10 children staying, aged from six months to five years. No sooner had we been given the all-clear than two of the five dads got out wraps of cocaine and began chopping out lines on the table. Are we a group of rock stars, DJs and supermodels? No, we're City bankers, lawyers, housewives, entrepreneurs: professional urbanites doing what many parents do on a fairly regular basis. [continues 858 words]