Re: ANH, I was 6, and we were late getting to the theatre because my Mom had a meeting, so we missed the shootout aboard Princess Leia's ship. My 3 year old sister fell asleep en route and cried when she found out she missed the Jawas.
Re: ESB, I remember a lineup that went halfway around the block to get in, and my mind being blown by the end revelation of Luke's parentage, as well as being on a massive adrenaline rush after the flight through the asteroid field.
Re: ROTJ, I read the novelization first and was profoundly disappointed by the film. It just wasn't as exciting as the other two, and given that I had seen them the previous fall on a double feature, my memory was pretty solid.