 When Vince discovers that local rivals, Blimpy s, pay their staff 10p more per hour than Spatz does, the staff decide to down tools and strike. Karen is livid and refuses to give them any more money; instead, she forces TJ to help her on the shop floor serving burgers. The two managers bicker constantly, resulting in Karen getting covered in chocolate milkshake. Outside, Jo s new boyfriend, environmental activist, Sebastian, arrives to support the striking workforce - but his tactics make Jo question their relationship.