The Princesses’ summit  
 
Twilight is the princess of friendship and current ruler of equestria along with liege luna, who has retired from ruling but still walks in dreams and protects the ponies’ psyche from nightmares. their heir, Twilight Eventide the Third (Twilight is a family name starting with her grandmother Twilight Velvet, but now she goes by Gloom.)  
Celestia represents her family alone at the summit - her husband and wife, Discord, and Pinkie, do not attend, and neither do her children. (Yet.)  
Princess Mi Amore Cadenza of the Crystal Empire is the Crystal Princess, destined to recover and rule the crystal empire. Her wife Chrysalis is currently disguised as a guard at the summit, and her ex-husband, Shining Armor, also guards the princesses at the summit.