If you have a good quality, amusing and convincing YouTube video in Instagram, you may place it in the shared web page youtube video on instagram to show it on your friends. You can even post some text on your Facebook or myspace wall to invite those to see your video. This method of showing somebody a video in Instagram is referred to as “Direct Linking” where the consumer can actually view the video from the comfort of their computer system while you are being placed in the comfort of your home.