Victoria Beckham looked radiant as she shared a rare family snap on Christmas Day.The Spice Girls star, 47, took to Instagram to post a lovely snap as she wished her 29.3 million followers a Merry Christmas from the Beckhams.The picture sees Victoria pose with husband David Beckham, 46, their eldest son, Brooklyn, 22, 19 year old Romeo, 16 year old Cruz and daughter Harper, ten. David and his three sons all looked very smart in almost identical dark suits with white shirts and dark ties.