Do you want to scare friends? Do you like horrors and you want to feel thrill? "Horrible joke" is the best way to scare other people! Set the scary image. Choose terrifying scream and time delay. Give phone to a friend and wait for scary surprise! Phone works normally, but suddenly scary image appears on screen! In background scary scream is played. You can scare whoever you want with this scary and funny app. Of course remember to be aware that it can be dangerous for a person with heart disea