What is the acronym of the stage name for the singer of Sofi Needs a Ladder?
Sofia Toufa Sofia Toufa (born August 13, 1983), known by her stage name SOFI (acronym for Some Other Female Interest), is a Greek-German singer and rapper. In addition to her solo career, SOFI has provided vocals on tracks by electronic music artists including deadmau5, Moguai and Savoy.
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".