The surprise performance of the trio's 2011 classic happened on the festival's main stage. By Katie Bain In a night of big moments, Afrojack helped deliver one of the very biggest when he brought out ...

Sia and David Guetta have plenty of collaborations together, but 2011’s “Titanium” is one of the biggest. On Friday (Mar. 28), the pair performed the hit for the first time at the Ultra Music Festival ...

In a night of big moments, Afrojack helped deliver one of the very biggest when he brought out French titan David Guetta and one of history's all-time singers, Sia, to perform their 2011 classic ...