Sentence:  i.e. they'll spend the first four hours enthusiastic as can be, then get bored, want some <WSD>kai</WSD>, go down to the local fish and chip shop & bottle store & spend the rest of the episode telling drunken stories of how they used to steal from the "pakeha that owned the store on the corner" and about days spent down at the social welfare office. 
Meaning of the word marked with <WSD> tags:  food