merry, fun, holiday, children, commercial, kids, ukulele, happy, upbeat, energetic, lively, simple, bouncy, easy, glockenspiel, clapping
快乐，乐趣，假期，儿童，商业，孩童，尤克里里，快乐，乐观，活力，活泼，简单，轻快，容易，钟琴，拍手