What contestant from Britain's Got Talent was a guest vocalist on Johnny Mathis Christmas album titled Sending you a little Christmas?
Susan Boyle Susan Magdalane Boyle (born 1 April 1961) is a Scottish singer who came to international attention when she appeared as a contestant on the TV programme "Britain's Got Talent" on 11 April 2009, singing "I Dreamed a Dream" from "Les Misérables ".
Bonnie Anderson (singer) Bonnie Anderson (born 28 November 1994) is a singer-songwriter from Australia. She was the first winner of reality TV show "Australia's Got Talent" in 2007 at age 12. She released her debut single "Raise the Bar" in 2013.