user
Given a cartoon image and a caption. Caption: This part of the job is easy—it's the whoopee-cushion testing that annoys me. Question: Generating an explanation of why this image/caption combination is funny. Answer: 
assistant
The joke is about people who have the weird job of quality assurance testing of novelty items like nose/glass disguises and whoopee-cushions. This caption surprisingly implies that all of these items are made in the same factory.