Trust me. We are the last generation that grew up to the original Disney movies and we will NEVER be too old for them. NEVER! They'll bring back the good old days while we sitting at home on our bed on a sunday while being in our 40s...can you imagine?
And when her door was reconstructed, then Sulley opens it and you hear her saying "Kitty" as his face lights up.
I had to wait until everybody else left the screening, because my eyes were visibly red.
Yes! That part got to me too . Such a simple, yet a very touching scene. It's one of the few movies that made me cry as an adult.
Speaking of sad animated films here is a link to Disney's "The Little Match Girl" : http://www.youtube.com/watch?v=yUSzQBaWq0Q . This little film is probably the most touching and saddest animated Disney film ever made. It had such an effect on me that I don't think I can ever watch it again.