I 'jammed' my finger in the car door. = My finger got 'jammed' in the car door. = I got my finger 'jammed' in the car door.
Thousands of people 'jammed' the hall. = The hall was 'jammed' [='jam-packed, packed'] with thousands of people.
All the telephone lines were 'jammed' with calls from angry customers.
(..) and gotten both. -Sir, are you gonna buy a car? -No. Hey. Hey. I see you. That is my Twix. Paper jam. Got it. High-five. On the flip side. -David, l-- -Don't leave me hanging. You're a salesman now. (..)1998 TvShow: Seinfeld Title: The Dealership Season: 9 Episode 11