This comedy show is completely improvised, meaning that the improv comedians don't have a script or agree on what to say beforehand.
As a medical term in psychology and psychiatry, clanging refers to a way of speaking characterized by word association based on sound rather than meaning. Clanging is highly involuntary and can occur in patients diagnosed with schizophrenia or bipolarity.
In the improv world, clanging is a way of sounding your way to premises by playing with words and sentence construction. Presens owners Erik and My saw Josh Radnor and Dion Flynn run this word gamen at the PIT in New York 2014 and decided to take it to Sweden. Since then, they have developed the concept so that it is not just a short form game but a full format in fast phase comedy long form improv show.