Billy misses his Mommy very much. She lives in the clouds. Some days the sun is shining and Mommy's clouds are nowhere to be seen. Those are Billy's favorite days when he and Daddy would play in the garden all day long, and Billy knows that Mommy is letting the sun shine for them. But not all days are like that. Sometimes Mommy's clouds are dark, and Billy feels sad and alone. This moving and sensitively-written picture book gently explores grief and teaches children how to deal with loss and their emotions surrounding the death of a loved one. With beautiful and colorful illustrations to accompany the touching narrative, this children's book is perfect for adults to share with their little ones and to help them understand what they are going through.