Stashed in: Interconnectedness!, #happiness, Wizard of Oz, Rainbows!, Worrying is like a rocking chair., Mashups
Source is DJ Dain: https://soundcloud.com/dj-dain/tracks
Posted here too:
The things that are proven to make you happier:
The best viral video I've seen and the subversive message behind it.
How to Be Happier at Work: 10 Tips | Inc.com
Highland Trouveres One Take Video: High School Choir Dances To Pop Music Mash-Up In Continuous Shot