checked-part =>Reset: To reset the game without having to press RESET on the system, simply press A+B+[SELECT]+[START] simultaneously. ->Bonus Games: When you beat the game, you will receive the option to play the Bonus Games from your saved game on the title screen. ->Extra Game: Receive a 100% rating for the game and gain access to the Extra Game. ->Sound Test: Beat the Extra Game and you will receive the Sound Test. ->Infinite Mikes: Use the microphone power to finish off a boss, but save one of them. Use your last microphone to activate the bonus switch or star piece at the end of the level.