Here comes The Twitty Bird game for iOS devices.
The game has easy controls and simple graphics so its very smooth and fast than any other game in the store.
Flap your wings to fly...
Just tap the screen to jump the bird.
Avoid hitting on the pipes
Has Game Center Support to check the leaderboards
The game has cool sound effects to keep you engaged.
WARNING: The game is super hard. Make sure you keep up!