Green Day stood up for the people of Minnesota amid the ongoing ICE crackdown and called out Donald Trump’s immigration enforcement mastermind, Stephen Miller, during a performance in California over the weekend. During a short instrumental break in the middle of American Idiot favorite “Holiday” — a song originally written about George W. Bush and the Iraq War — frontman Billie Joe Armstrong bellowed, “This song is anti-fascism. This song is anti-war. A few months later, in Belgium, Armstrong led a chant of “fuck Donald Trump” during “Holiday.”Green Day’s performance over the weekend was part of the iHeartRadio ALTer Ego festival in Los Angeles. They’ll perform at the big game’s opening ceremony on Feb. 8, while a couple of days prior, they’ll play in San Francisco with Counting Crows.