The ladies of TWICE delivered a sparkling debut performance on the October 1 broadcast of 'The Tonight Show Starring Jimmy Fallon'!

Just one day after the global release of their 1st English single "The Feels", TWICE greeted U.S. fans with the first ever TV performance of their comeback track, charming viewers with a bright and energetic stage. 

Check out a full recap of TWICE's "The Feels" performance on 'Fallon', above!