Ryan Key (Yellowcard) Joins Linkin Park to Perform "What I've Done" at Warped Tour
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj9zN0DO9RJ8lalhtyyVlG1NPO-kAuSa4hDA79__X7vAmaOrj8-EXrwWh1AKxBauDq6lRcpN6o3u90lmQzs6qLaxOEB__MODaeYYXamUUf4jW4BSco7hLLndtChhuWwoWI_ZXFS5INXX2o/s320/Bps6ne6IAAAB30L.jpg)
Yellowcard frontman Ryan Key joined Linkin Park on stage at today's stop (June 22nd) of the Vans Warped Tour in Ventura, California to perform
"What I've Done."
You can watch a clip from the band's set below.