Eleven-year-old Darcy just moved to a new country. She's feeling lost and misses her friends back home. That's when she stumbles upon a shop full of mysterious glowing jars labeled with things like "Picking up the last sweater on the rack and it's on sale" and "Having the perfect weather on your wedding day." Much to Darcy's surprise-this store sells happy feelings. After Darcy accidentally breaks one of the irreplaceable jars, she must make it up...

"Cranky is feeling, well, cranky. But don't ask why. Because you know what doesn't help when you're feeling cranky? Everyone asking you what's wrong! Is there anything that will help? Find out in this irresistible story about big trucks, big feelings, and even bigger friendships"--Front flap of jacket.