Read the following context and answer the question.
Context: Me , Claire and Aaron sat on the sofas until nearly 10.30pm that night just chatting away while different people came and sat with us . We played Bus Stop ( a classic ) and mini games of Would You Rather ? I did n't really get on with Aaron before but he was being really friendly and funny tonight . And speaking of friendly , I actually decided to say hello to Pauraic today at the barbecue .
Question: Why was the narrator surprised at their behavior from the barbecue ?
Answer:


They were friendlier than usual .