The Many Lives of Twilight Sparkle

Alicorns don't die, it's as simple as that, and Celestia knows it. So when her former student is on her very last legs, there's only one possible solution

Past down through the history of Equestria there is the story of the legendary Twilight Sparkle, and another, and another, and another, and another. So many that we've lost count. But Celestia hasn't, how could she have?