I heard the same stuff over Farm Aid. That was ok. He hasn’t aged well. I’ve seen clips of him acting child-like. Wears his problems on his sleeve.
https://www.grunge.com/168823/the-tragic-real-life-story-of-john-mellencamp/
Cutting out before the end of the show violates his contract. He’ll pay a price.
Has he said anything about the likes of Bill Gates trying to buy up all the farmland?