Katherine Ryan has revealed she has potty trained her eight month old son Fred.The 38 year old comedian is a proud mum to her daughter Violet, 10, and her baby son Fred. Katherine is no stranger to getting candid about her parenting decisions with both her children and has previously discussed her son's prompt birth after she took castor oil and asked her fans for advice on her daughters pony. Now, Katherine has admitted she is anticipating "backlash" with her latest revelation as she explained she has managed to potty train her eight month old son.