Talk:A Canterlot Wedding - Part 2/@comment-4267333-20120422050648/@comment-75.53.211.159-20120422093016

As the day draws closer to night, there's only a pretty short time when the night and the day meet. And since Luna's task is keeping the night safe, she only ever appears at night. That's why, at the near end of the finale, she shows up, with the background crossing over from day to night.