you defeat all of the boos (ghosts) and the star will appear
yes there is
2323 & 2828
there is always a secret. try looking for it
If you have Hand Combinations, then use it to push the Boo Statue when you're not looking at it.
If you're referring to where you find the Toad statue, it can be found in a bush right behind where the Daisy statue was.
You have to get the secret exit's in every world and the secret worlds
There are not secret levels in this game.
fess
You beat the game
yes :]
everywhere
At the Daisy Cruiser at night.