Throughout Peach’s Castle, you will find Toads that will give you hints on various things, like basic controls and even tips for some of the course. However, there are three special Toads who will also be holding onto a Power Star, handing it over to him once you speak with them. They are in set locations and will require you to do something else in order to gain access, but those are things you will naturally do anyways, so they are pretty much three free stars. Their locations are as follows:

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(1 of 3) The Toad by Hazy Maze Cave who gives a star

• In the corner by the entrance to Hazy Maze Cave
• On second floor, behind the staircase
• On top floor, to the right of Tick Tock Clock