In the middle of each side were grouped the best singers of the classes, ready to lead the chorus in the songs which had been written for the occasion to the music of popular tunes. These were supposed to take the place of "yells," and cheers, both proscribed as verging upon the unwomanly. By rule the opposing factions sang in turn, but occasionally, quite by accident, both started at once, with deafening discords that rocked the gallery, and caused the musical head of the German Department to stop her ears in agony.