plug it into your computer then go to videos and delete what you wanthope this helped.
Hold down the app until and x comes up on the corner of it then click on the x and you should press yes then it deletes :) Hope it helped :)
Go to the contact and hit edit, then scroll down to the bottom and hit delete contact.
Get a new one
You have to go onto Itunes, and you can click your stylus over it, and it will say DELETE..:)