Channel 666

There are 2 children who only watch tv, all day, every day. Their parents have tried everything, but have failed in taming their kids. Than, one day, a man shows up at their door. He claims to have a solution to their troubles with their tv. Bc they told everyone they know, the parents assume that he is a friend of a friend, or something like that. But, things seem to be a little, strange after he leaves.