The film start when the group of the girls are in the final and one of this girls vomit in the stage. Then they lose and all the girls less two leave to the group.
Next month, a girl called Becca that she start the university, his father is a teacher in there. The group of the ladies tell him to join in the group and she accept, the rest of the girls of the band not are the typical ladies from this band, but they are differents. Becca know a boy that they work together and they are very friends. He form part in the band of the boys and he is his rival.
The first competitions the girls lose and the boys win. But then the girls make new songs for the competicion. In the final, there are two parts in the competicion: the first called the semifinal and the second called final. In the semifinal the girls lose they don't pass but one of the group that they pass aren't undergraduate and the girls are semifinalists. In the final the girls are amazing and they win the competition. Then Becca kiss his bestfriend.