She wrote: “I wish I had had the chance to cuddle you better when you were sad, or had a bad dream in the night or have been able to wipe your tears when you had fallen and scraped your knee.
“Those little things we all take for granted with our children, they mean the most. Cherish every single one. Even when they are driving you crazy.”
Speaking about the pain of losing her son and how she will never feel “fully whole” again, she went on to say: “Time is a healer they always say, yet I will never heal, although you do learn to accept and find a way through the pain but I will never be fully whole ever again, because a part of me will always be missing.
“There will always be a missing piece of my heart. An Archie shaped piece.
“Happy birthday my beautiful boy. Fly high my angel I love you.”