Although it's pretty clear that tuning out use lyrics from O Holy Night, that is not what song the lyrics were actually taken from
These lyrics, being sung in this way actually come from one of Dan's songs pre-Bastille
The song is Dictator and it isn't the only one he has used in Bastille songs that was originally a solo track, as both Haunt and Daniel in the Den had the same fate
Although it's pretty clear that tuning out use lyrics from O Holy Night, that is not what song the lyrics were actually taken from These lyrics, being sung in this way actually come from one of Dan's songs pre-Bastille The song is Dictator and it isn't the only one he has used in Bastille songs that was originally a solo track, as both Haunt and Daniel in the Den had the same fate