Spike's still shown to have a huge crush on Rarity, and at the end of the special, Rarity returns his feelings by kissing him on the cheek after he sings her a heartfelt song.

Cadence and Shining Armor flirt with each other towards the end of the special.

a few occasional slapstick.

the ponies are threatened by a giant Winterzilla and magical pudding. nothing violent happens.