In this universe, Spoiled Milk and Filthy rich are an average pair of Ponies without a daughter at the moment, when Spoiled Milk loses a very rare kind of necklace, she fears the rejection of her dearest friend, the one that gave her the necklace: Rarity, what will she do now? Will she recover the necklace? Or it will remain lost, and Spoiled Milk will lose Rarity's friendship?

Tagged AU for obvious reasons.
Based off a story I read some time ago, but I don't remember it's name. If someone knows it, please leave it in the comment section.