Matt K. Heafy, the lead vocalist and rhythm guitarist for the American heavy metal band Trivium, has meet the girls from BABYMETAL last summer as they were playing at the Loud Park Festival 2013.
They have also do a special feature in Rolliog Stone Japan together
— Matthew Kiichi Heafy (@matthewkheafy) March 7, 2014
— Matthew Kiichi Heafy (@matthewkheafy) March 6, 2014
Marty Friedman and Takayoshi Ohmura also tweet about BABYMETAL today
— 大村孝佳 (@TakayoshiOhmura) March 7, 2014