In my top 20, I have tried to balance the artistry of the lyrics and musical arrangement (the extent to which it’s “a good song”) with the impact of the song in the context of its episode/film, season, and the show itself. My list is inevitably very personal to me, and betrays my marked preference for Equestria Girls, and my addiction to sappy, gooey emotional stuff!
We count downwards. Here’s songs 15-11.