本曲提供多版本支持，购买后可以获得以下所有的5个版本：
版本 1 03:40版本 2 01:58版本 3 01:42版本 4 01:01版本 5 00:30

Happy track features lite ukulele rhythm and vocal smooth solo, bells and piano, bass guitar, drum beat with percussion and some other instruments. It’s complemented by high-quality sound FX and professional production that makes this track perfect for any media.

Happy track is great for any happy media, advertising, happy intro, KickStarter campaigns, commercials, vlogs, podcasts, happy projects, GoPro videos, marketing, car commercials, acoustic videos, YouTube videos, happy video, lifestyle and travel, startup videos, radio, TV, games, films, kids background and many other king of media production.
快乐音轨具有轻快的尤克里里节奏和人声流畅的独奏、铃铛和钢琴、低音吉他、打击乐和一些其他乐器。它辅以高品质的声音FX和专业制作，使该曲目非常适合任何媒体。

快乐轨道非常适合任何快乐媒体，广告，快乐介绍，KickStarter活动，广告，视频博客，播客，快乐项目，GoPro视频，营销，汽车广告，声学视频，YouTube视频，快乐视频，生活方式和旅行，创业视频，广播，电视，游戏，电影，儿童背景和许多其他媒体制作之王。