Kate Ferdinand has flaunted her growing baby bump in a gorgeous blue dress.The 29 year old, who is expecting her first child – a baby boy – with husband Rio, took to her Instagram feed to post the stunning snap for her 1.3million followers.The photo sees the former The Only Way Is Essex star posing in a stunning midi blue dress, showing off her blossoming bump and tanned legs.The reality star teamed the look with a fresh pair of white trainers and donned a long furry grey coat on top to ensure