Mario Party 7 - GameCube

Bowser's World:
Beat all the levels of party cruise and defeat Bowser. Bowser's World will be unlocked in deluxe and party modes.

Unlock Birdo:
First you need 1000 cruise mileage points. When thats done, go to the duty-free shop. Hover the hand over the computer and hit A. Hit A again on the shadow of a thing with a bow. It will ask you if you want to trade your mileage points for Birdo. Hit yes and Birdo is now a playable character..

Unlock DryBones:
Buy it in duty free shop with 1000 milleage points