EDM US on Instagram: "Avicii playing Titanium by David Guetta at Ultra 2012 At Ultra 2012 Avicii surprised the crowd when he played Titanium by David Guetta and Sia. The moment felt powerful because this track was one of the biggest songs in the world at that time. Looking back, it feels like a snapshot of that early 2010s era when every melody felt new and every show felt bigger than the last. Many fans still remember this moment as one of those simple but emotional highlights that defined the