Twin brother of Bill Kaulitz, a member of Tokio Hotel. Was born 10 minutes before his twin brother, Bill. Is an avid Hip Hop fan. His favorite artist to listen to is German Hip Hop singer Samy Deluxe. His favorite subject in school was Art. Received his first guitar when he was 9, by his step-father. His step-father owns a music school called, "Rock's Cool". Enjoys partying, hip hop, music, girls and graffiti. Favorite food is pasta. Favorite drinks are Cola and Strawberry Nesquick. Owns about 17 guitars. He has one luggage full of his caps when he is on tour. Trilingual: German, English and French.