One of the Crime Waves series for late primary/early secondary school-age readers. Something funny is going on at 'The Big Joke', a sleazy comedy house, and Saffi is determined to get to the bottom of it. With the help of Old Ted, who starred for years as a TV cop, Saffi decides to investigate. Author has previously written 'Killer Plot' and 'Tin Soldiers', which was shortlisted for the NSW Premier's Award.