Taunt other characters by pressing L, if you want a slower version hold L+Cdown, if you want a faster version hold L+Cdown.
Submitted by Michael De Los Santos
If you successfully get a new high score on every mini game (except bowser games). After you have, go to the main selection screen. You will see toad. He will reward you with the new board. You can only play this in party mode.
Submitted by Richard Stiehler