Ageless beauty Louise Redknapp left her loyal legion of followers floored after she shared a heartwarming family update.rnrnThe pop star, 48, has been in the business for over 20 years now – so it’s no surprise she’s racked up a ton of fans along the way.rnrnBut this week, she left plenty of them doing a double take after she took to her Instagram to pen a heartfelt tribute to one of her sons.rnrnThe Eternals singer shares two sons, Charley and Beau, with her ex husband Jamie Redknapp and on Thursday (July 27) it was Charley’s birthday.rnrnNo stranger to gushing over her boys, Louise shared a number of photos of herself and Charley online, before writing a heartfelt birthday tribute.rnrn“Happy 19th Birthday Chaz. I’m unbelievably proud of you and everything you’ve achieved so far, enjoy everything that is coming your way!” she said in the caption.rnrn