The guys just performed on Late Night w/ Seth Meyers.  Performaces here.  

Dan from JOYWAVE co-wrote and did lead vocals on the "Dangerous" single -  which is why they performed on the same show/episode. 

 

Joywave “Tongues”

http://player.theplatform.com/p/NnzsPC/widget/select/2A2JE__eUPpM

 

Big Data featuring Joywave “Dangerous”

http://player.theplatform.com/p/NnzsPC/widget/select/g03gAyQSijOX