求助大神，这是什么歌？

歌词是：

“啦啦啦啦啦啦啦，啦啦啦啦啦啦啦，happy，happy，everybody be happy，啦啦啦啦啦啦啦，啦啦啦啦啦啦啦，happy，happy，if you wanna bring big smile......”