Go Vacation

Go to the mountain resort, that in the front of an castle, there's a boy with two stripes above his head. do that 'Hunt for the crown' thing and than, when you have done that all, you have the Royal Villa.

Collect the specified number of stamps to unlock new features.

This how to change the weather in the snow resort. You can find it on a balloon. Do this while the game is loading before before you enter the snow resort.