Happy birthday, Dory! Join Nemo the clownfish and his friends as they plan a surprise birthday party for Dory. First, they must decide what food to serve. Then, the friends think about who they will invite and the music they will play. But when Dory overhears Nemo and his friends sing "Happy Birthday, dear Dory" while preparing for the party, Nemo worries that the surprise party has been ruined!