Ashton was 6 years old when his best friend Peter moved to heaven. Peter?s favourite colour was green, and his favourite number was seven, so Ashton called his book 7 Green Balloons—The Day God Cho...view moreAshton was 6 years old when his best friend Peter moved to heaven. Peter?s favourite colour was green, and his favourite number was seven, so Ashton called his book 7 Green Balloons—The Day God Chose Peter.view less