Charlotte West has a fear of heights – but she’s about to throw herself out of a plane in memory of her uncle, who died of brain cancer shortly after becoming a first-time dad. The marketing assistant, from Over, plans to brave a tandem skydive from 15,000ft in aid of Brain Tumour Research on 12 May. She said: “I have a crippling fear of heights but I felt if I was going to ask people for money, it should be for something they wanted to pay to see me do. “Besides, my uncle, who I’m doing this in memory of, was a Royal Marine commando who had to jump as part of his training and also took part i…