Rachel's back from suspension and wants to make up with Jessica. Can she be trusted? There's uproar when Mrs Carter bans mobile phones during school hours, and Lachlan tries to make Saskia feel better about missing out on her dance academy audition.

Phones are banned from school, and Chanel and Lachlan find it difficult to contact Saskia. Lawrence and Mattie come up with a get rich quick scheme to take advantage of the ban. Can they make a profit before Mrs C catches them out?