Pop star Bruno Mars is donating $1 million to aid victims of Flint’s water crisis, he announced to a roaring crowd Saturday night at the Palace of Auburn Hills in Michigan. 

His surprise announcement came toward the end of the sold-out show, during a pause in the song Just the Way You Are.

The donation — dedicated to “our brothers and sisters in Flint,” as Mars told the Palace crowd — will go to the Community Foundation of Greater Flint.

The Flint crisis, which has prompted a host of criminal charges against state health officials, began in 2014 when the city’s water supply was switched, leading to high lead levels. 

Mars followed up late Saturday with a media statement: 

“I’m very thankful to the Michigan audience for joining me in supporting this cause. Ongoing challenges…