Uploaded July 2017 | Updated September 2026, 31 minutes ago

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The song is a 19th century German song, and the text is "The birds were singing beautifully in the forest, and we'll meet again at home". The piano music is "Modern Piano Alpha As Loud as Possible" by Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
creativecommons.org/licenses/by/3.0
If you want to see the full 10 minutes mattress domino world record video, click here: youtube.com/watch?v=Rmav4RmVNG4&t=86s