Angry Birds Money

This is just like original Angry Birds, but with a few changes.

Changes
and by three-starring levels/worlds/episodes.
 * the Mighty Eagle is replaced with the Mighty Dollar Bill, or Mighty George Washington.
 * Bonus Money appears here, and is earned like money in Plants vs. Zombies,

Uses of Bonus Money
Bonus Money is used to lower the price of In-App purchases IN THAT APP/GAME.

Earning Bonus Money
BM (Bonus Money) can be earned by three-starring levels, worlds, and episodes. It can also be purchased with real money with this ratio: $1 bonus money ÷ 1¢ real money = 1, or 1¢ real money = $1 BM