On school festival day, the gang sells a ton of rice balls thanks to an innovative Prince Yuki marketing technique. Bonus: two other members of the Soma family come to the festival to introduce themselves.
Oops! Sorry, wrong book.
Ups, tut mir leid!
Nicht das hier!
¡Ups!
Lo siento, libro equivocado.
Oups, je me suis trompé de livre.
Desculpa, livro errado.
Пардон, перепутал!