Lindsey Stirling
Her music video "Crystallize" finished as the eighth-most watched video of 2012 on YouTube , and her cover version of "Radioactive" with Pentatonix won Response of the Year in the first YouTube Music Awards in 2013 . 
<triplet> Pentatonix <subj> YouTube Music Awards <obj> award received <triplet> YouTube Music Awards <subj> 2013 <obj> inception