I'm using Launcher Pro with seven screens. A 2010 Chevrolet Camaro is my background, as well as the icon for the app drawer (a different picture in each dock).
1st Screen: app shortcuts and Twitter
Dock: phone, G-Mail, app drawer, Yahoo! Mail, and browser
2nd Screen: ESPN ScoreCenter, Internal Memory Widget, BatteryLife, SD Card Memory Widget, and app shortcuts
Dock: phone, camcorder, app drawer, camera, and browser
3rd Screen: Airplane, BlueTooth, WiFi, and Silent toggles by Droidmania, default browser and favorites folders,
Dock: phone, People, app drawer, Handcent, browser
Fourth Screen: default clock widget and pictures of my kids
5th Screen: app shortcuts (navigation and maps on top row, games on the other two)
6th Screen: Pandora, default music app, and AudioManager Large
7th Screen: 3banana & Jorte Monthly Calendar