The band Cujo in Dood Eind was, except for Mads Wittermans, actually the band Born Loco, in which Wietze played guitar. Born Loco recorded the song "Tear It Apart" especially for the movie. The band split up in 2009.
Wietze is the guitarist for the hardcore band For Blood And Vengeance. He also plays guitar for the Rave 'n' Rock formation Resistor.