When Tom and Bill was six years were the parents, Simone and Jörg Kaulitz, divorced. His mother later married Tom's current stepfather, Gordon Trumper, who played guitar in a band and would be of great musical influence on Tom and Bill. After Trumper was married to the twin's mother, Tom began to play guitar. Trump has had a very good influence on the two boys.
Tom Kaulitz and his brother, Bill Kaulitz have two totally different styles. But are actually identical twins. Tom has his own hip-hop style, with dreadlocks and big clothes.
Tom's brother, Bill, started singing and writing songs when he was only nine years old, and in 2001 they met Georg Listing and Gustav Schäfer at a local music show. Their convergence taste in music led to the founding of the band Devilish. They performed on small, local places, and acquiring experience of standing on the stage. In 2003 the group met the record producer Peter Hoffmann and just after they signed a contract with Universal Music Domestic Division in Hamburg. When the group had also changed their name to Tokio Hotel