Wow - X Factor Australia are amazed by Mary Ann Van Der Horst and her rendition of 'Halo' by Beyoncé! What a voice - wait for that end note! X Factor Global brings together the very best acts from around the world, keeping you up to date and ensuring that you never miss a thing! Subscribe to X Factor Global: https://www.youtube.com/user/xfactorglobal Watch more X Factor Global videos: https://www.youtube.com/user/xfactorglobal/videos