Cheryl has sweetly revealed that her six year old son, Bear, has realised that she and his dad, One Direction singer Liam Payne, are famous.The 40 year old star, who announced that she would be heading on a reunion tour with Girls Aloud, often keeps her son out of the spotlight, but recently shared some rare sweet details with British Vogue.The proud mum said that Bear thinks it is “pretty cool” that both of his parents are famous singers, although Cheryl wants him to have a “normal childhood”. She told the publication: “The problem is that I want Bear to have a normal childhood. I don't want people recognising him on the street.