The classic Star Trek film with the original cast, The Voyage Home features a scene where Cpt. Kirk and Spock are on a San Fransisco bus with some punker blasting his Boom Box. You can't see the model, but when asked to turn it down, he turns it up louder! Here is the song he was playing: http://www.imeem.com/people/m4...tiquette-i-hate-you/

This one is well-known, but what's not as well known is the one in the garbage truck. You get a quick look at a good-size boomer when the two garbage collectors jump in and hurry off.