More and more Sylvia clones are appearing in the castle, causing chaos and confusion.

Bob and Sylvia are caught, Bob is taken to prison where he meets Muzzy, an alien. Muzzy tells his story about arrival to Earth and imprisonment. Corvax confesses to Sylvia, but gets rejected.

Bob returns to the palace - now with Muzzy - and meets Sylvia again. Sylvia clones start to confuse King and Queen.

Bob, the gardener, confesses to Sylvia, the princess, that he loves her, and she returns him her love. They leave the castle. Corvax, the green goblin, who also loves Sylvia and doesn't like Bob, tells King and Queen that Bob and Sylvia escaped.

After being rejected by Sylvia, Corvax creates a clone of her, but it runs away from him. Bob and Muzzy become friends and escape the prison.

King is caught and turns out to be inside of computer. Corvax tries to escape the castle, but Bob stops him. Muzzy saves King by fixing computer. Bob and Sylvia celebrate wedding, Muzzy makes Corvax repair his broken ship and flies away back home.