Princess Beatrice is no doubt in high emotions over the funeral of her grandmother, Queen Elizabeth II, which is set to take place tomorrow, however, today marks another huge event in her life. Beatrice's daughter Sienna Elizabeth – named after the Queen – turns one today, Sunday 18 September.The 34 year old shares her daughter with her husband of two years, Edoardo Mapelli Mozzi, 38, and she is also stepmother to Edo's son Christopher Woolf 'Wolfie' from his previous relationship with architect Dara Huang.