A new PSA has been shared for Chris Cornell’s The Promise Campaign, and it features the late Soundgarden, etc. frontman, as well as his kids, and other celebraties including: Christian Bale, Oscar Isaac, George Clooney, Josh Brolin, Jennifer Lopez, Tom Hanks, Elton John, Snoop Dogg, Serj Tankian, Ozzy Osbourne, Tom Morello and Matt Cameron. The campaign was started in response to the Armenian genocide film “The Promise,” which Cornell wrote and recorded a song for. Proceeds from the track, which is also called “The Promise,” all go towards the cause.