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"We know that the Iowa State Legislature and the Trump administration, they want us to feel isolated. They want us to feel, like, very, very disconnected from each other," Mowitz said.

"I don't think there's ever been a time where young people as a whole feel more disconnected from politicians," he said.

The result was a weirdly disconnected show, where Usher followed a moving video about his absent father with a song about his ex, which he sung while straddling a motorbike.

His family alleged in a 2018 lawsuit that the 67-year-old grandfather had died a year earlier as the result of neglect after his tracheal tube became disconnected.

At one point, an issue with the device caused him to lose control of his computer altogether, when it partially disconnected from his brain.