Synopsis:
An aspiring dancer is murdered backstage during Cirque du Soleil's KA show. The team must go backstage to investigate. Then, an investor is shot to death during a rooftop party. Grissom is confused after receiving an exact miniature replica of the crime scene he is investigating. After going to a John Mayer show with Nick, Catherine is drugged and raped. Instead of calling the crime lab, she acts as her own CSI.