Unbirthday film combines the idea of an unbirthday introduced in "Through the Looking-Glass" with the "Mad Tea Party" described in "Alice's Adventures in Wonderland". The unbirthday party is also the subject of a 1951 comic released to coincide with the film. The comic version is substantially longer (32 pages) than the scene in the animated film, and has Alice being invited to the unbirthday party of Tweedledum and Tweedledee (who are not actually present at the unbirthday party). Humpty Dumpty is a character in the comic version, although not in the manner in which he appears in "Through the Looking-Glass". "UnBirthday"
Klänge book that removed half of the old, narrow conceptions, breaking down the walls between the arts... and finally prove that the problem of art is not a problem of form but a problem of spiritual content." Kandinsky, Whilst the relationship between expressionism and dada are complex, one critic has compared them to two twins fighting, 'like Tweedledee and Tweedledum', there are numerous links between the two movements. In Berlin, key dadaists such as Raoul Hausmann, George Grosz and Kurt Schwitters all started their careers as Expressionists, whilst in Switzerland, two of the founders of Dada, Hugo Ball and Hans Arp