Angry Birds Cheats for PSP

When you get 3 stars in every level in Worlds 1 through 3 this feature will become available.

Complete the following tasks to unlock the corresponding bonus Golden Egg level.
Unlock Golden Egg level 1:
Get three stars in every level in Worlds 4 and 5.
Unlock Golden Egg level 2:
Tap the sun the level selection screen (iOS).
Unlock Golden Egg level 3:
Watch the credits, then tap the Golden Egg at the end (iOS).
Unlock Golden Egg level 4:
Go to the help screen in any level and tap the Golden Egg at the end (iOS).
Unlock Golden Egg level 5:
In level 1-8, tap the unreachable chest (iOS) or type open (PC and Macintosh)
Unlock Golden Egg level 6:
In level 2-2, break the beach ball.
Unlock Golden Egg level 7:
In level 4-7, zoom out and tap the Golden Egg at the top right of the map (iOS).
Unlock Golden Egg level 8:
In level 5-19, find the Golden Egg hidden at the top right of the left tower.
Unlock Golden Egg level 9:
In level 6-14, pop the yellow balloon.
Unlock Golden Egg level 10:
In level 6-14, pop the yellow balloon in the lower right corner.
Unlock Golden Egg level 11:
On Theme 8's level page, drag your finger right to left to display a golden egg where Theme 9 would normally appear (iOS).
Unlock Golden Egg level 12:
Get three stars in ALL levels in 'Danger Above' (Themes 6 through 8)
Unlock Golden Egg level 13:
In level 8-15, break the boxes in the far left corner.
Unlock Golden Egg level 14:
In level 9-14, fire the boomerang bird at the hat on the far right side on the small cliff.
Unlock Golden Egg level 15:
In level 10-3, break the rubber duck in the bottom left side.
Unlock Golden Egg level 16:
In level 11-15, zoom out completely to find the egg at the bottom left corner, then use the boomerang bird fired backwards.
Unlock Golden Egg level 17:
Get 3 stars on ALL levels in 'The Big Setup'.
Unlock Golden Egg level 18:
In level 15-12, zoom out and shoot the yellow bird at the top right corner.

When you have completed the game successfully ALL the birds and extras will become available.