Episode 172

A graffiti artist is on the loose in the school and Di is not impressed. Only Draz knows the true identity of the culprit and he's in full support of her artistic expression.
It looks like Kurt will be joining the ranks of the unemployed when his search for a job proves much harder than he'd anticipated. But when all seems lost, he secures a job at the local supermarket — hunting down lost and missing trolleys.
When Nat gives a talk on careers, Sarah expresses her desire to be a high school teacher. She cops the inevitable goading from her classmates but it doesn't stop her from accepting Nat's offer to take over the class, eventually discovering that just being herself is the key to successful teaching.

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S07E03 - Episode 173