Surprise! (scare your friends)

When someone is using your telephone, just follow 3 simple steps:
1. Choose a picture.
2. Choose a sound.
3. Set the time after which you want to scare your friends and press START!
Let your friend to play on your telephone!
After the set time, the horrifying picture with the terrifying sound will startle your friend!
And you get very funny video.
Enjoy!