Echosmith - 'Cool Kids' live on American Idol.
Echosmith - 'Cool Kids' live on American Idol.
May 18, 2015 | by Shahlin Graves
![](https://coupdemainmagazine.com/sites/default/files/styles/hero_image/public/article/8843/hero-8843-1270012912.jpg?itok=cisjFTb1)
Echosmith appeared on American Idol recently to perform their breakout single, 'Cool Kids', alongside contestant Joey Cook.
When will they release a new single? :(
Watch the performance below...
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