Tacitus has accepted friendship into his life, and he couldn't be happier. But a dark power to the north is rising, and it's up to Tacitus and his friends to stop a threat from ages long past.
When a young pegasus with a gift for astronomy attempts to make a career out of his ability, he attracts the attention of several ponies, including the Princess of the Night herself...
Ever wonder why Granny Smith gives Filthy Rich those 100 jars of zap apple jam? Or who her husband is? Or why zebras are treated differently in Ponyville? All the answers are in Granny Smith's private scrapbook.