The song "Knebel" was written and performed As part of a theatrical play, "Hänsel and Gretel" based on a fairy tale by the Grimm brothers. Performed in April 2018 in Thalia Theatre Hamburg, described as a fairy tale for grown ups, it combined actual players with video montage of musical performances of which six songs will be on the F & M album by Lindemann, release date November 2019.
The eel in the video is, according to the video's director, not alive (anymore) and was part of the catering during production.