Wolf Parade, DIIV, Neutral Milk Hotel, of Montreal, Baths, The Black Madonna, and more are supporting the cause.
The actors were taken away by police as they protested fossil fuel exploration.
Maggie Gyllenhaal, Martin Sheen, and more will also join.
The musician fired off a statement blaming the National Action Network and others for the backlash he’s received in Detroit.
“Like you – and everyone else – we are stuck in this fossil-fuel economy and without systemic change, our lifestyles will keep on causing climate and ecological harm,” the letter reads.
Mangum attended the protest event with his wife Astra Taylor.
“By not taking physical food, I’m saying that this show is more important food to me than actual food.”
Rare footage of the band performing in 1969 was recently discovered and digitized.
The “Free Britney” movement believes the pop singer is being held against her will.
The metal vocalist and company rallied in support of transgender Virginia delegate Danica Roem.
Las Vegas event brings together music and social impact with a theme of Protest, Self, Brave, and Sex.
In 2006, The Smiths frontman vowed to never play in the country in protest of its seal hunt.