My Little Pony: Friendship Is Magic Season 7 Episode 10 A Royal Problem Episode Title:A Royal Problem.Episode Description:The Cutie Map summons Starlight to solve a feud between Celestia and Luna, who feel unappreciated by each other. When the sisters argue over whose royal duties are more difficult, Starlight casts a spell that temporarily switches their cutie marks and abilities, intending to make them swap roles to change their perspective. The sisters agree to Starlight's idea before quickly discovering their respective hardships: Luna finding it taxing to keep up public appearances; and Celestia realizing the loneliness of guarding Equestria at night. While observing her subjects' dreams, Celestia finds Starlight suffering from a nightmare where the sisters' feud has escalated into a battle between Nightmare Moon and Celestia's evil alter ego, Daybreaker. With both sisters admitting their jobs are equally challenging, Celestia dispels Starlight's nightmare with Luna's support. The sisters finally reconcile, ending their feud.