Echt fett  Echt fett is an Austrian hidden camera television series. As in and Trigger Happy TV, it shows clips of how unsuspecting subjects are brought into unusual situations by actors while being filmed with a hidden camera. A typical clip is filmed on the streets, or in a shopping mall. The comedic situations produced by the actors and the reactions of the unknowingly fooled are to entertain viewers. It was broadcast between 2003 and 2007.