Music:
* Musician and songwriter: He has released several albums and singles, most notably known for his hit "Hallelujah" and other popular songs like "Lækker" and "Kæreste."
* Collaborations: He has collaborated with other artists like Nik & Jay and Medina.
* Composing: He has composed music for films and TV series.
TV and Film:
* Actor: He has appeared in several TV shows and films.
* Presenter: He has hosted TV shows like "X Factor."
Other:
* Entrepreneur: He has founded and runs several businesses, including a restaurant and a music production company.
While there's no specific information about books he has written, it's important to note that he is primarily known for his musical career and appearances in television and film. He is considered a popular figure in the Danish entertainment industry.