Photoshop Extended CS5 excites me in a way Photoshop Extended CS4 didn't—its new features seem that much more useful and smart.
The Dreamweaver team has once again focused its efforts on CSS and live/dynamic webpage handling, making Dreamweaver CS5 very similar to Dreamweaver CS4 but a lot more useful for designers handling CSS and dynamic systems.
InDesign CS5 doesn't seem to have the quantity of new features that some other CS5 products have, but what it does have are immensely useful new features.
Illustrator CS5 has some nice new features, but nothing really blows me away.
Worldlabel is a source for equivalent Avery® labels sizes and free label templates for designing.