At the "Select a Mii" screen before an event starts, hold 2 while pressing A to choose "OK." You can let go of 2 when you see the black warning / info screen. This will have the following effects on certain Events:

* Airs Sports Island Flyover - Eliminate all balloons and i-Points
* Air Sports Skydiving - Play the intro Skydiving event
* Archery - Eliminate aiming circle (difficult!)
* Basketball Pickup Game - Play at night
* Frisbee Golf - Eliminate information on the screen including wind direction / speed and the distance to the hole
* Golf - Eliminate information on the screen including wind direction / speed and the distance to the hole
* Swordplay Duel - Play in the evening
* Table Tennis Match - Play a faster, 11-point match