A song who's demo was leaked on to the internet on December 17th, 2014, was part of an album that was released on March 6th, 2015 by what record company?
Iconic (song): "Iconic" is a song recorded by American singer and songwriter Madonna for her thirteenth studio album "Rebel Heart" (2015). Rebel Heart:  It was released on March 6, 2015, by Interscope Records.
i don't know