- Star Coin 1: After following the eight red coins, hit the brick blocks surrounding the Star Coin to break them and get the coin.
- Star Coin 2: After passing the group of Dry Bones, go on the platform covering the Star Coin. Wait for it to lower to get the Star Coin and jump right after to avoid death.
- Star Coin 3: Wait by the sign with a right arrow until seeing small platforms. Run on those platforms and jump to the Star Coin above the door leading to the boss.
Hidden Luigi image
After getting the second Star Coin, you can see the picture of standard Luigi from Super Mario Bros. losing a life.