Life Christina Aguilera again with A Great Big World after six years By weekster Posted on 3 weeks ago 1 min read Share on Facebook Share on Twitter Share on Google+ Christina Aguilera (38) went into the studio again with the American music duo six years after her duet with A Great Big World. The singer announced a new collaboration on Twitter on Monday. “We sing it live at the American Music Awards this Friday” The single is called Fall On Me and will be released on Friday. “We’ll sing it live at the American Music Awards this Friday. I can’t wait to hear you,” said Christina. The first collaboration between Christina and A Great Big World became a major hit around the world in 2013. The single, Say Something, came in sixth place in the Dutch Single Top 100.