What contestant from Britain's Got Talent was a guest vocalist on Johnny Mathis Christmas album titled Sending you a little Christmas?
Sending You a Little Christmas (album) Sending You a Little Christmas is a Christmas album by American pop singer Johnny Mathis that was released on October 29, 2013, by Columbia Records. In addition to piano accompaniment on the title track by its composer Jim Brickman, this particular holiday release of original recordings (number six for Mathis) is distinguished by duets with guest vocalists Susan Boyle, Natalie Cole, Gloria Estefan, Vince Gill, Amy Grant, Billy Joel, and The Jordanaires.
Saška Janković Aleksandra Janković (Serbian: Александра Јанковић ; born 29 April 1988), professionally known as Sashka Janx (Serbian: Сашка Јанкс) and Miss Jukebox, is a Serbian singer-songwriter. She was previously a backing vocalist for numerous other artists, including Milan Stanković at the Eurovision Song Contest 2010 and Nina Radojičić at the Eurovision Song Contest 2011. In 2012, Janković participated in "Prvi glas Srbije", a musical talent show similar to "The Voice".