You should be there for your friend at their wedding.
Nina just found out that a college she is considering is have open house on the same day as her good friend's wedding.
Nina wants to get a tour of the college.
Nina calls the college to schedule a private tour so that she can attend her friend's wedding.
Nina decides to skip the wedding and go to the open house instead.
Nina's friend is happy that Nina cared enough to show up.
Nina's friend feels Nina doesn't really care that much about her.