Great (and Not So Great) Expectations - S2.E17

Isabelle and Katy's trip to the city leads to an argument with Tom and Marissa. The new look Shelley is revealed, increasing Marissa's feelings of failure. After clashing with Tom, she packs up her market stall - for good. Katy and Mickey meet and are attracted. Jason agonises over Katy, and walks out on an important exam. Liz notices a potential problem with Little Derek.