Innerspace
“I'm in a man, I'm in a strange man, I'll be a son of a bitch, I'm in a strange man surrounded by strangers in a strange room!”
the exact moment the tone of this movie clicks is when they introduce the evil old white man in a white suit and a fur coat smoking a cigar to monologue about how “miniaturization is the future”
and if that doesn’t do it then the following 5 minute scene of martin short hanging on the door of a moving vehicle should do the trick