After Casey Happleton tells him that if he kisses his elbow he will turn into a girl, nine-year-old Marvin experiments and finds himself very confused about his identity.
Marvin Redpost and his classmates are in for a shocking surprise when they learn the president of the United States is coming to visit their classroom.
Marvin sees a glowing green object shaped like a birthday cake in the sky one night, and two days later, a strange new boy arrives in his third-grade class.
Two days after Marvin sees a glowing green thing like a flying birthday cake in the night sky, his third-grade class is joined by a mysterious new boy with peculiar behavior.