Romeo Beckham puts on an edgy display as he cosies up to his chic girlfriend Mia Regan at BECKHAM documentary premiere

The Beckham family were out in full force at the premiere for their hotly-anticipated documentary on Tuesday. The Beckham family were out in full force at the premiere for their hotly-anticipated documentary on Tuesday Romeo, 21, put on a stylish display as he cosied up to his chic girlfriend Mia Regan, 20, while walking the red carpet at The Curzon, Mayfair The couple stepped out hand-in-hand to the event as they joined Romeo's parents David and Victoria as well as his siblings Brooklyn, 24, Cruz, 18, and Harper, 12. The tell-all Beckham documentary, set for release on Wednesday at 8am, will see the Beckhams' give an intimate insight into their marriage and early romance, their family life, as well as charting David's footballing career. However, their romance wasn't always plain-sailing as David's mother Sandra told how she feared her son would 'lose everything' when he started dating Victoria. Family: The couple now share four children - sons Brooklyn, 24, Romeo, 21, Cruz, 18, and a daughter Harper, 12 - and are as loved up as ever after 24 years of marriage Doubts: However, their romance wasn't always plain-sailing as David's mother Sandra has told how she feared her son would 'lose everything' when he started dating Victoria She said: 'We would meet in car parks and that's not as seedy as it sounds.'