Liz decides to cut Darlene loose, leaving her to fend for herself. Russ and Nicole desperately want to tell their parents the truth but Sam insists that he'll do it... eventually. Carrie doesn't believe Sam was involved in the rapes. Jessica can't seem to locate the whereabouts of her letter to Mark - where could it be? Steph catches Cameron playing air guitar and wonders what happened to his rock star ambitions.