MKS or Mutya Keisha Siobhan are an English girl group based in the UK, consisting of Mutya Buena, Keisha Buchanan and Siobhán Donaghy, the original founding members of girl group Sugababes. As of 2012 they are recording their debut album alongside the likes of Future Cut, Cameron McVey, Naughty Boy, Emeli Sande, Katy B and MNEK. The Sugababes were formed in 1998 by All Saints manager Ron Tom. Siobhán Donaghy and Mutya Buena, both aged just 13, had been signed as solo artists