well
the title is a first element u can use
a walk to remember
cosi -
lewis changes path from his friends lucy and nick and chooses his own path with the mentally disable
and at the end when he thinks about stuff alone in the theatre and is just chilling out right after the play he is thinking about it
and thus thats a walk to remember for him
i cant remember or dont know walk to remember so i cant help u further but hope that helps