Hannah tries to come up with a new business idea for her school project and starts to worry when her super-competitive dad offers to help. Dad starts a cake sale and enters into a bitter rivalry with Mr. Leith.

When Roy comes to stay for a few days, he's concerned Charlie will get him into trouble, as usual. Charlie is supposed to be feeding Roy's cat while his mum is away, but instead decides that he might be able to make some quick money by serving up fish and chips in their chip shop.