Bernie SandersBernie SandersObama makes 0K for speech at A&E event: report Van Jones: Obama should do ‘poverty tour’ Sanders calls for renewed focus on fighting climate change MORE got his biggest cheer of Sunday night’s presidential debate in Flint, Mich., when he suggested the Republican debates were the result of rampant mental health problems.

“We are, if elected president, going to invest a lot of money into mental health,” Sanders told the Democratic debate audience. 

“And when you watch these Republican debates, you know why we need to invest in mental health.”

The audience cheered loudly at the line, and Sanders’s rival on stage, Hillary ClintonHillary Rodham ClintonBiden: ‘Guys, I’m not running’ Trump says email hacking during election 'could've been China' or other groups Maxine Waters: ‘I’ve never seen anybody as disgusting or as disrespectful’ as Trump MORE, laughed loudly.

Clinton gave Sanders the opening for his zinger when she said, “We have our differences, and we get into vigorous debate about issues. But compare the substance of this debate with what you saw on the Republican stage last week.”

Thursday night’s GOP debates included a lot of name-calling and a moment in which front-runner Donald TrumpDonald TrumpSeven key players for Trump on immigration Spicer: Media coverage of Trump has not been fair Kasich finds it hard to rule out 2020 MORE defended the size of his hands.