About year after Queen Twilight sent Luster to Ponyville and month after Cheese Sandwich died.  
Flurry Heart: We really must find a spell to make your friends and their families immortal and younger,I though we can’t use magic for helping our friends?  
Queen Twilight Sparkle : We can, but if they don’t want to live, we must turn them into statue and free every hundred years.  
Starswirl said we can find this spell here.  
Flurry Heart : Oh,now I understand we turn them into a stone like villians.  
Queen Twilight Sparkle : Yes,but we are here to find a spell , remember?  
Flurry Heart :Ok.  
Hour later .  
Flurry Heart : “History of alicorns” interesting. AUNT TWILIGHT !!!  
Queen Twilight Sparkle :WHAT?DID YOU FOUND IT?  
Flurry Heart: NO! BUT I FOUND SOMETHING OTHER A BOOK ABOUT ALICORNS CAN I READ IT ?  
Queen Twilight Sparkle : LATER OR WAIT I THINK I FOUND WHAT WE ARE LOOKING FOR…YES ,NOW YOU CAN READ THIS BOOK!!!  
Flurry Heart:CAN I READ IT HERE?  
Queen Twilight Sparkle :YES.  
Few hours later :  
Flurry Heart:Three brothers ,two of them were good one evil…The middle one won and became a king…Alicorns were afraid of their king’s poltics…He turned himself and rest of alicorns into statues.The three hundred years of tyranny has ended.  
Hour later.  
Queen Twilight Sparkle : :FLURRY HEART!! YOU MUST RETURN TO CRYSTAL EMPIRE .  
Flurry Heart : CAN I TAKE THIS BOOK! I HAVEN’t FINISH IT!THE LETTERS ARE VERY SMALL!  
Queen Twilight Sparkle :OK!