Princess Celestia saves a pony from Rainbow Falls from stoning by her fellow townsfolk and gives her sanctuary in Canterlot. While investigating the matter further, she discovers of laws made without her approval.
On the Feast of Hearth's Warming Eve, Princess Celestia and Princess Luna risk their lives in a blinding snowstorm to bring essentials to a pair of poor ponies living in Canterlot
Celestia had come to Twilight's castle expecting to see how Starlight Glimmer's friendship lessons were going. But, in her mind, she knew that her night was about to be wasted.
Scorpan returns to Equestria to help the Princesses and their subjects recover from Tirek's rampage. However, he also tries to help Discord get back in the good graces of those he betrayed by siding with Tirek.
Following the Changeling Invasion of Canterlot, Twilight's friends, Princess Celestia and Shining Armor lament over how they failed to protect Canterlot from the Changelings as well for their behavior towards Twilight at the Wedding Rehearsal.