you were at the seaside lagoon beach having a drink of lemonade while in you're swim trunks and you are a reck to talking to girls but you will manage with sunset shimmer. Princess Celestia reveals that Sunset was a former student of hers who began her studies not long before Twilight did. However, when she didn't get what she desired as quickly as she wanted, she turned cruel and dishonest, eventually abandoning her studies to pursue her own path.