If Richard Wagner wrote Happy Birthday, it would sound like this
23 May 2016, 12:24 | Updated: 9 June 2017, 11:55

This Tristan-style version of Happy Birthday is what Herr Wagner would’ve wanted.
A particularly brainy YouTuber has re-arranged Happy Birthday in a Wagnerian style, resplendent with Tristan-esque chords and crunchy harmonies all over the place.
Here’s what it sounds like: