<p>On the 5th on December Rex and Grace will be taking part in the Run Liverpool's Santa Dash kids race, they will be running 1km dressed in santa costumes in memeory of their sister Harriet.</p> <p>This has become an annual event for them and will be Graces 3rd Race&nbsp; and the 1st time Rex will be waling rather than being pushed in a buggy. This year they have decided to run&nbsp; for the Childrens Heart Association a charity that has given them and Harriet support in her lifetime and continues to still offer them support&nbsp; even after Harriets death.</p> <p>The Childrens Heart Association provides support for any family who has or had a child with a congenital heart disorder more info on them can be found at <a href="http://www.heartchild.info">www.heartchild.info</a></p>