How a love of gore turned the Operation Ouch! twins into household stars

By Kylie Northover Operation Ouch!’s Dr Xand (left) and Dr Chris van Tulleken.Credit:Mark Senior If you don’t have kids under 12, you might not be familiar with British doctors and television presenters Xand and Chris van Tulleken. But the 44-year-old identical twin brothers are big stars with the pre-teen set, thanks to their long-running series […]