The original line-up of the British girl group Sugababes have returned in the form of Mutya Keisha Siobhan and the trio of ladies recently took to the net to perform an a cappella snippet of their brand new "return" single "Boys." With that said, peep their sublime harmonies below on "Boys" and lookout for Mutya Keisha Siobhan as we continue to move forward into 2013!
