On his MySpace page, he warns that "if you disrespect me, then I will break your neck." The page also features an entire section of "Satanic" images, and, even worse, another photo album of "My Swords n Knives."
From his MySpace profile:
My name is John, I am sixteen years of age and live in Queens, New York. I enjoy long conversations, drinking, bike riding, hanging out, roof hopping, hanging off trains, any type of Parkour exercise, Extreme Violence (chaos, Anarchy, ect..) Video Games, Violent Movies and listening to my ipod. I am a very easy person to talk to. I like to do crazy and wild things.im like an adrenaline junkie, I'm always looking for a big thrill, I'm a big risk taker and like to live life on the edge.I am an Extremist, an Anarchist,and a Sadomasochist. As long as you show respect for me i will show respect for you, if you disrespect me, then i will fucking break your neck. To learn more about me just send me a message or catch me on aim, my screen name is johnkatehis92, my yahoo is email@example.com, firstname.lastname@example.org and my msn is email@example.com. You can ask me any kind of questions, I am always happy to chat with a new person.
And on his profile on cruising site Xtube, where he claims to be 18:
Hobbies: Buying swords, playing video games, fighting, and sex.
From his Youtube page, in a video posted a week before Weber was murdered, Katehis showed off a brand new bottle of absinthe: