They owe their whole relationship to a single event..

My patreon! https://www.patreon.com/sawtoothwaves

Some of the media used:

https://www.deviantart.com/90sigma/art/Princess-Cadance-in-Wedding-Dress-294042130

https://www.deviantart.com/90sigma/art/Shining-Armour-Shining-Armor-in-Tuxedo-292905905

https://www.deviantart.com/princesseninka/art/Young-Princess-Cadence-young-Shining-Armor-and-fi-712803579

https://www.deviantart.com/90sigma/art/Shining-Armour-Captain-of-the-Royal-Guards-298147987

https://www.deviantart.com/90sigma/art/Snooty-Princess-Cadance-321870154

Background music by Kevin MacLeod
Link: https://incompetech.filmmusic.io
License: http://creativecommons.org/licenses/by/4.0/
Tracks used as follows:
Aquarium
Spy Glass
Beauty Flow
Rising
Hiding Your Reality