Granny watches are one of the hottest gifts you can get your granny or grandma. They make an ideal gift when the adult in your life wants to watch some porn before having a full blown, nose picking, wet sloppy blowjob. A good Granny Watch will help you get a little more creative with your sex ideas for your partner, and maybe add a little thrill to your usual vanilla activities. Here are a few naughty ideas for using your new erotic Granny Watch:.