Synopsis:
Ruthie ends up in detention after sobbing over Martin in school causes her to be late for class, but the detention teacher turns out to be a fun, Gershwin-loving piano player. Students soon begin to get themselves into detention to get their musical fix as music begins to wane in the school's curriculum. Meanwhile, one of Ruthie's friends gets some assistance from the family, while Rose plans the musical details of her and Simon's wedding.