The Physical Theatre Performance "Defining (i) dentity olo dentity oio dentity (I) dentity" deals with binary gender boxes and sexuality myths with personality, humour and rock'n'roll. It is simply ABSURD in how many situations the human reproductive organ is somehow associated with their competencies, preferences, and behaviors. The correlation of hair length and gender, the color assignment of children and "gender-specific" postures are just a few banal examples. According to the current psychological research, there is much more in common than differences between people of different genders, but we just do not seem to be able to escape the binary system. The Physical Theater Performance "Defining (i) dentity olo dentity oio dentity (I) dentity" discusses binary gender boxes and sexuality myths with personality, humor and rock'n'roll.