first post, pardon any unintended tomfoolery:
One of the aspects of A Day in the Life that makes is approach masterpiece level for me is the insertion of the middle section. I don't think the middle section is anything great by itself but by significantly changing tempo and/or voice mid song and then back again really resonates with me. I'm trying to think of another example where this approach was done but coming up blank this morning.
I would suggest Walrus, : "sitting in an English garden....."
I know there were quite a few times the lads screwed up my timing with these subtle tricks! Started innocently enough, but did end up tripping through....