Oh, oh, trouble, trouble, trouble! Here's a "I Knew You Were Trouble" cover mashup featuring Selena Gomez, Alex Goot, Alex G., and more!<br /><br />Subscribe here: http://full.sc/wy6n5v<br />Check us out: http://www.youtube.com/Myish<br />Like myISH on Facebook: http://www.facebook.com/myISHchannel<br />Follow myISH on Twitter: https://twitter.com/myishchannel
