Cheryl has been in the public eye ever since rising to fame on Popstars: The Rivals and joining Girls Aloud 18 years ago (where HAS the time gone?), she keeps three-year-old son Bear – who she shares with ex-boyfriend Liam Payne – out of the spotlight as much as possible and has never shown his face.But after putting up their Christmas decorations and getting in the festive spirit, Cheryl has posted a ridiculously cute clip of Bear sharing a cheeky Christmas message on her Instagram stories.Bear