A Hard Day's Knight had me rolling in a few places. The scene where they visit the cleaners had me unable to open my eyes and look at the book without doubling over laughing for five minutes. For just half a page. And that's not the only place that did it for me... just the breaking point after which I couldn't hold it in.
In Hell to Pay, Chuck Adamson - the God of Creationism. Who quickly pisses John off, and is subjected to a Logic Bomb worthy of Tommy Oblivion.
Alex's reaction when he finds out that John is now dating Shotgun Suzie.
...Ten out of ten for courage, mate.
The lovely exchange between Alex, Dead Boy and Tommy Oblivion in Sharper than a Serpent's Tooth