2001 and Star Wars would prolly be at the top of my list. Both powerfull and very recognizable.The worst has to be the one to Top Gun. Not because the melody is the worst out there, but because you think about that rotten movie after having heard only one second of the tune.
TOP GUN lol ahh i crack myself up. http://www.youtube.com/watch?v=V8rZWw9HE7o
top gun was epic, i love that movie.