The thing about sports movies is they can't help but feel epic - putting music to images etc.
I am involved in Greenpeace. And I just recently completely switched my diet...
I don't pay much attention to sports.
You can't do anything to be funny. That's cringeworthy. If your humor comes out of a place of love every time you don't make the joke bigger than you. The funniest comedians are in touch with their emotional level.