They met in a Berlin recording studio in 2002 when Tawil sang on a production that Humpe had written.

[citation needed] Their first album, Ich + Ich, appeared on 18 April 2005, and two of its singles ("Du erinnerst mich an Liebe" and "Dienen") reached the German Top 10.

The second album, Vom selben Stern, released on 29 June 2007, reached No.

This second album has sold more than 1 million copies and has been certified platinum in both Austria and Germany.

The album also spawned two other singles, "Nichts bringt mich runter" and "Wenn ich tot bin".