To get the first treasure chest, eat a wheelie and drive while avoiding obstacles. Break some ice blocks some rooms later to find a treasure Waddle-Dee. Bash it before it runs off a cliff. When you go through another door, you find Spinni with a chest. Grab the chest and run, or you can beat the stuffing out of him if you wish. Third question asked, third question answered... ...By NerdyBoutKirby! Do it!