By Rose Hill Fern Britton made her debut during tonight’s dramatic Celebrity Big Brother launch – and she appeared to allude to “seeing some terrible things” throughout her career. Joining hosts Will Best and AJ Odudu as the last housemate, she said: “I don’t know what time it is but I’m damned sure it’s past my bedtime! It’s late isn’t it?” Will retorted: “And you’re not going to know the time now for about three weeks! Listen, Fern, you’ve seen a lot in your career…” She interjected as she put her hands over her face and said: “I’ve seen some terrible things.” Will awkwardly laughed before…