The Triplet Stones: Sarah Wakes Up First

Sarah squirmed awake, at the sound of her alarm clock. From the look of the sunbeams shining through her window, it looked like it was going to be a very sunny day. After turning off her alarm, she saw a small rock sitting on her dressing table, along with a note. The handwriting on the note was messy (like someone wrote it in a hurry), but still readable: *This stone grants wishes! Try it!* She stood up from her bed and got a closer look at it, thinking that it was someone's idea of a joke. Wish-granting stones? That was ridiculous. She picked it up and (not believing anything would happen) said "I wish ..."