Yaya officially joins the Yosakoi Club, making for four members. They make progress on their preparations for the department store event, but they forget to bring their CD. Sally-sensei says she'll "ask her sister", who, as it turns out, is student council president Machi. The four approach their first performance, but…
But I never would've guessed the student 
council president was Sally-chan-sensei's sister.
لم أكن أبدا لأتوقع أن رئيسة المجلس هي شقيقة (سالي)-تشان سينسي
Aber ich hätte nie gedacht,
dass sie Sally-chan-senseis Schwester ist!
No pensé que la presidenta del consejo 
sería la hermana de la maestra Sally-chan.
Jamás me imaginé que la presidenta del 
consejo sería la hermana de la profesora Sally-chan.
J’aurais jamais cru que
la présidente
Mas eu nunca pensei que a presidente do
conselho fosse a irmã da Sally-chan-sensei.