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.
Flash Sentry has been hitting on Twilight Sparkle. As her older brother, Shining Armor can't stand it; he hates Flash Sentry. So, he kicks Flash Sentry's flank to stop him from dating Twilight.