A chaotic comedy performance, entirely in the brothers' own, freaky, messy world - filled with funny sketches, songs, and recognition for the fans - but also more unexpected emotional parts.

After living a long and colorful life, Allan Karlsson finds himself stuck in a nursing home. On his 100th birthday, he leaps out a window and begins an unexpected journey.

After years on the run, Sickan reunites with Vanheden, Harry and Doris for another coup. The plan, timed to the smallest detail, is to steal a complete T-Rex skeleton from the Natural History Museum and sell it to the unscrupulous businessman Wall Enberg for 320 million SEK. However, they have not counted on Rigmor Gren, an aged policewoman, obsessed with the idea of ​​bringing Jönsson to justice before she herself retires.

We get to meet comedy icons like Babben Larsson, Robert Gustavsson, Mia Skäringer and Hampus Nessvold who talk about what humor really means, what makes us explode with laughter and how humor has changed over the years.