Sophie is so excited to go to her friend Ellies birthday party. She loves birthday parties. She always paints her friends beautiful cards and she loves playing party games. When Ellie gets a mouse housea little house with teeny-tiny mouse dolls and teeny-tiny furnitureSophie tries to be happy for her friend but she actually feels very jealous. Shes always wanted a mouse house! As Sophie tries to deal with these feelings, she learns that not everybody gets what they want and not everybody wants what they have!