Advanced Task Killer - must have
Android LightSaber - nerdy lightsaber app but fun
aTrackDog - keeps track of my apps and notifies me if there is a new update (not sure if the phone automatically does this, do you know?)
Backgrounds - has a lot of cool backgrounds
Barcode Scanner - cool
Bartender - AWESOME
Bubble - simple level app... perfect for me out in the field inspecting my engineering things
Caller ID Faker - OMG SO AWESOME! Comes with Voice manipulator (could get me in trouble)
Color Flashlight - best part is that it can mock a police light with sound and all ( definitely could get me in trouble )
ES File Explorer - basically windows explorer for Android
FML -
Gmote - add a simple program to your computer and use your phone as a remote to start and control videos/audio from your phone
Google Sky Map - awesome
Hi MSN - MSN Messenger for Android
Labyrinth Lite - fun game
Light Racer 3D Basic - TRON game
Listen - just got it cause i saw ppl here had it
Magic 8-ball - its fun
Movies - Best movie app I've found
MusicSearch - find songs and you can download them for free
My Verizon - quick access to account info
Pandora - must have
Piano Play - mini piano on your phone (kinda gay... might delete)
PicSay - good photo editor (gonna try the photoshop one)
Proxoid - haven't played with it much but its supposed to let me tether my lappy
QuickUninstaller - Makes it really easy to remove apps i don't want...
Ringdroid - Cut songs into ringtones
Rotary Dialer - retarded but fun
Ruger SR9 -

like iGun
ShopSavvy - have yet to use it, but supposedly i can scan a bar code and find the cheapest price around for that item.
Spin the Bottle - retarded, but fun.
SportsTap - Best app I have... get all your sports scores and a widget to keep track of 6 of your fav teams
The Weather Channel - best free weather app I've found
tv.com - good app for accessing full episodes of tv shows
Unit Converter - useful for me
Where - helpful for finding things