Regresso?

System Of A Down To Perform At Rock In Rio 2011

"Reunited nu-metal act System of a Down has announced that it will be participating in the forthcoming Rock In Rio festival. The 2011 edition of the event is set to take place between September 23 - October 2, 2011 in Olympic Park, Barra da Tijuca/Rio de Janeiro, Brazil."

@ source

Será que é desta que voltam? :D