Blowing Bubbles
By pressing A on your Wiimote, your character will comply and blow bubbles out of their bubble wand. This will help distressed villagers feel better faster when you blow your bubble wand at them.
In animal crossing new leaf you will obtain the bubble wand by street passing the same person 5 times. You can use the 3ds microphone to blow bubbles by simply blowing into to the microphone, or you can just press the A button. It has no other function.