Tom Hanks recorded audio of himself selling concessions like peanuts, hot dogs, and scoreboards. It wasn't a difficult thing for him to do either, since Hanks used to sell concessions at the Coliseum as his first job.
Source: NBC Bay Area
Tommy G, host of the No Mercy podcast, recorded an episode about Tom Hanks before it was known he was infected with COVID-19. He then posted a Twitter thread about Tom Hanks after his SNL appearance, and you better get your tinfoil hats out for this one...