Sunny Holiday starts off her new year as Junior Deputy Mayor of Riverton, New York. Her mission? To help create a Kid's Day and turn it into a national holiday. Kids should have a holiday, just for them! So Sunny takes it upon herself to make this new holiday shine, getting her friends and family involved. Sunny is headstrong, funny, and trying to make the best out of every situation--whether it involves holidays or family problems. She's got spirit to spare--and you can't help but love her for it.