OMG! This is so sad!
The couple told us in a statement:
[Image via WENN.]
Haven't we seen this before?!
The powerhouse vocalists sang the same song for the X Factor's UK audience about a month ago - complete with similar stage light show and choreography!
The group did decide to switch up their wardrobe choices, going for a more skintalizing display of lady parts!
We think these adorbz females are simply AMAZE, but we hope they work on switching things up for future shows because we want more, more, MORE!
Perhaps they can add it to their New Year's resolution list for 2014?! Ha!