Judy Moody's new friendship with Amy Namey causes problems with her old friends and the school project they are working on together.

While older sister Alex is trying to orchestrate a perfect first kiss with her heartthrob and younger sister Joey prefers frogs to boys, Stevie Reel wonders if she is ready for a boyfriend while being pursued by a new boy in her class.

Meet Judy Moody, the queen of moods! Judy Moody can't stop winning - at bowling, at spelling, at everything! Until her lucky penny has an unlucky accident, that is. Suddenly it's good-bye, Lucky Duck! Hello, C-A-L-A-M-I-T-Y! Has Judy's luck gone down the toilet for good?

It's Backwards Day, so Judy has decided to become Queen of the Good Mood for one entire week, the big question is can she do it?