In addition to your quest to find Zelda, you'll be hunting for a ton of collectibles in The Legend of Zelda: Skyward Sword HD, from traditional items like heart pieces to unique ones like Gratitude Crystals. You'll typically receive these crystalized bits of happiness after helping out the various residents of Skyloft with their problems, and they can be exchanged for some helpful rewards and upgrades, making them very valuable.
Nearly every character you encounter in Skyloft has some sort of problem they need help with, including the fortune teller Sparrot. Here's how to complete Sparrot's side quest and earn some more Gratitude Crystals. We have a ton of other Skyward Sword HD guides in our roundup, including heart piece and Goddess Cube locations, as well as beginner's tips. Be sure to also check out our full Zelda: Skyward Sword HD review.
