Dorothy Gale lives with her Aunt Em and Uncle Henry. She has a pet dog named Toto. When Miss Gulch takes Toto away, Toto escapes and runs back to Dorothy. Soon, she runs away from home, and runs into the fake psychic, Professor Marvel. He tells Dorothy that her Auntie Em is sick, so Dorothy and Toto run back home, but a tornado comes and takes Dorothy and Toto to Oz, a place somewhere over the rainbow. She lands in Munchkinland. Her house accidentally...

Tom and Jerry are off to see the Wizard, the wonderful Wizard of Oz! Tom and Jerry soar over the rainbow and travel down the yellow brick road in this all-new animated retelling of the classic tale.

Somewhere Over the Rainbow is a vast and wondrous world, where adventures with Munchkins, Witches, and Flying Monkeys are just a hop, skip, and a jump down the Yellow Brick Road. Where an eight-year-old Kansas farm girl named Dorothy, embarks on heroic quests, armed only with a pragmatic, can-do attitude, an iconic gingham dress, a pair of magical Ruby Slippers, and the support of some very special friends.