The secret is simple: each time you speak click the volume button and then see your mouth speaks :)
Hold the phone up to your mouth and impersonate one of your favorite characters.
Use the volume keys or touch screen to open and close the mouth.
Hold them down every time you speak.
Cycle through faces with back using quick swap.
Adjust settings with menu or click on the face"Falula Circle" :)
Funny suggestion: Try to install on multiple devices (different phones) and talk together - it's funny and fun!
More free android applications on www.androcalc.com