"They'd been het-up for so long that the intensity of their love-making on the wedding night was so ferocious it caused a minor earthquake on the grounds," said Harry, chortling at the memory. "The problem was that, at the time, their suite was above The Warrens ... that's where all the elves live ... and the babies were so scared that they had to stay in my room for a month, where my magic made them feel safe. So I had to babysit ten little elves until they were happy enough to return to their homes. I never thought I'd get another night's sleep with so many raucous elf-children biting my ankles!"