Beyoncé (...) has created an original song, "RISE UP" for the upcoming Twentieth Century Fox Animation and Blue Sky Studios motion picture, EPIC, for which she also voices one of the lead characters. The song, performed by Beyoncé, is written by Beyoncé and Sia and produced by Hit-Boy and Chase N. Cashe.
http://online.wsj.com/article/PR-CO-20130506-905840.html
