In 1997 he had his debut album release Regnskabets Time with commercial success followed up in 1999 with Den Anden Verden.

The same year he collaborated with Swedish rapper Petter and they both toured Denmark, Sweden, Finland and Norway.

He enjoyed a comeback in 2010 with a #1 hit "Champion" on the Tracklisten, the official Danish Singles Chart.

[1] Clemens has also written the lyrics of many theatrical acts, including a breakdance version of Nøddeknækkeren (The Nutcracker) that was played every year from 2004 to 2008.

Clemens also collaborated with rock / rap band Die Dumme Dänen on Sony BMG Other albums