Luna and Celestia retired at the end of Friendship is Magic, passing their princess duties on to Twilight. What do you personally think that meant in the long term? Considering their ages, they seem to bee either immortal or incredibly long lived, but was that something lost once they passed the mantle on to Twilight, sparking her horse-like growth and wavy mane?
Is it possible that they are still alive out there just ignoring the poroblems of current pony society in G5?
Discuss below!