Charlene White has shared a gushing tribute to her son Alfie after he managed to figure out how to ride a bike without help.The 41 year old, who was recently forced to apologise twice after a guest swore on live TV, took to her Instagram feed to post a snap of her four year old boy on a green bike. Her young boy wore a red T-shirt, brown trousers and a dinosaur-themed helmet as he confident peddled next to a black car.