Brighton Waves
Say Brighton on the mode select screen and Brighton will wave at you.
Faire Square Roulette
As soon as the roulette starts, count how many seconds it takes to get what you roll first. Then count the same amount and hit it again. Do this again for the third time and you should get three of the same thing.
Fly Guys at Mode Select
Use the microphone and say "Fly Guy" at the mode select screen to see a bunch of Fly Guys fly across the screen.
Gets stars for the bank easier
Step one: Go to Party mode, make it 10 turns, a team game, put your partner as a hard charater then handicap your stars to make yours at 9. Also, make the area that Snowflake lake thingy.Step two: After deciding who goes after who, pause, and go to controllers. Make yourself into a hard COM charater.Final: You should be able to get alot of stars, as at the ice place you use Chain-Chomps to steal stars AND each player gets 5 stars, making 10 more stars for your team. Just let them do the work while you do something for a while.
Leaping Cheep Cheeps
Say Cheep Cheep into the mic on the mode select screen and Cheep Cheeps will jump out of the water.
Random File Name
When naming a file, just confirm it without putting anything in. A random name is selected for your file.
Running Goombas
Say Goomba on the Mode Select Screen and the two goombas will run back and forth.
Scared goombas
Say "Boo" in to the mic to make the goombas on the mode select screen run and make noises.
Twila Wave
Say Twila on the mode select screen and Twila will hold her staff up to you.
Unlockables
Unlockable - Code
Block Star - Land on rare mini game space at the end of solo mode board
Block Star 2 player - Buy at star bank for 50 stars
Boo Taunt - Buy for 10 stars at star bank
Brutal Computer Rating - Buy for 30 stars in star bank
Character Sound Test - Buy for 30 stars in star bank
Clockwork Castle Board - Get 100 stars in the star bank.
Daisy Taunt - Buy for 10 stars at star bank
Dunk Bros. - Land on rare mini game space at end of solo mode board
Harder Computer Rating - Buy for 30 stars in star bank
Koopa Kid Taunt - Buy for 10 stars at star bank
Lab Brats - Land on the rare mini game space at end of solo mode board
Luigi Taunt - Buy for 10 stars at star bank
Magma Flow - Buy for 50 stars at star bank
Mario Taunt - Buy for 10 stars at star bank
Mini Game Mode Sound Test - Buy for 30 stars in star bank
Mini Game Secrets - Get 20 stars and buy each in star bank
Miracle Book - Buy for 10 stars in star bank
Miracle Book Secret - Buy for 10 stars at star bank
Miracle Book-page 12-16 - Buy for 30 stars each at star bank
Miracle Book-pages 17-20 - Buy for 40 stars each at star bank
Miracle Book-pages 2-6 - Buy for 10 stars each at star bank
Miracle Book-pages 7-11 - Buy for 20 stars each at star bank
Party Mode Sound Test - Buy for 30 stars in star bank
Peach Taunt - Buy for 10 stars at star bank
Seer Tower - Get 50 stars and buy in star bank
Solo Mode Sound Test - Buy for 30 stars in star bank
Toad Taunt - Buy for 10 stars at star bank
Toadette - Get 30 stars in the Star Bank.
Variety Sound Test - Buy for 30 stars in star bank
Waluigi Taunt - Buy for 10 stars at star bank
Wario Taunt - Buy for 10 stars at star bank
Yoshi Taunt - Buy for 10 stars at star bank