Try out these games:
Bejeweled 2
Assassin's Creed (1 and 2)
Bounce On (lite available)
Doodle Jump
Spore: Creatures
Enigmo (1 and 2)
Fieldrunners
Flight Control
Geared (lite available)
iBlast Moki
Jelly Car (1 is completely free, 2 is paid)
Labyrinth (1 and 2, also lite versions available)
Moron Test
Minigore
Super Monkey Ball (1 and 2)
Ragdoll Blaster (1 and 2)
Parachute Panic (lite available)
Pocket God (love it)
Rolando (1 and 2)(lite available)
Skee-Ball
Sneezies (lite available)
Spider: Secret of Bryce Manor
Stickwars (kind of old now)
Tap Tap Revenge (there are 3 versions, i think the second one is free)
The Sims 3
Topple (1 is free, 2 is paid)
Trenches
TriDefense
UNO (lite available)
Yumsters (1 and 2)
Zen Bound
Paper Toss (free)
Also not games you might like:
Dictionary
Appbox Pro
Facebook (really nice layout)
Pandora Box (helps find other nice apps)
Enjoy!
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The only antidote to the poison of life is humor. XD