Watch Lady Gaga's iTunes Festival performance live online

HypableWatch Lady Gaga's iTunes Festival performance live onlineHypableShare on Tumblr. How can you watch Lady Gaga's iTunes Festival concert live online? Here are the answers. Lady Gaga will be opening the iTunes Music Festival Saturday, August 31 at 4 p.m. eastern/1 p.m. pacific. Mother Monster has promised that she ...