I believe it is a metaphor as falling from cloud 9 was usually used in older movies to express that they had fallen in love
to contrast the concern the boys should have felt with the satisfaction they really felt.. It can be seen the boys ere very happy when the cubs boat blew up and when the cub appeared in church and was treated as a hero.
Can you give some information , what book?
Answer:
good questis
Explanation:
there is not a clear way of the origin