Lindsey Stirling and Pentatonix 's cover of the song `` Radioactive '' had under 118 million views on YouTube by November 2015 .
Radioactive was covered by American violinist Lindsey Stirling with Texan a cappella group Pentatonix and uploaded to Stirling 's YouTube channel , becoming immensely successful and as of November 2015 has 115 million views .
Radioactive -LRB-Imagine Dragons song-RRB-