Pippa Middleton has become friends with Geri Halliwell. The 28-year-old beauty - the younger sister of Britains Duchess Catherine of Cambridge - recently attended a charity boxing event with boyfriend Alex Loudon, and got on particularly well with the 39-year-old star. One onlooker said: Far from feeling awkward, Pippa and Geri struck up a friendly conversation. They were getting on like a house on fire Geri was attending the party - at the Plaza Westminster Bridge Hotel in London and in support of the Starlight Childrens Charity, which grants wishes to terminally ill youngsters - with her ex-boyfriend Henry Beckwith, sparking rumours of a reunion between the pair. Also in attendance were Princess Beatrice and Princess Eugenie, the daughters of Prince Andrew and Sarah Ferguson. Starlight co-founder Emma Sammsaid, Everyone looked absolutely stunning and it was so wonderful to have the support of guests such as Pippa, whose parents firm Party Pieces has been a long-term supporter of our. EPS