So You Think You Can Dance (8pm, Fox) - The top 20 dancers perform.
E! True Hollywood Story (10pm, E!) - Cancer fighter Patrick Swayze (right) is the focus of E!'s latest bio show. A&E has not renewed Swayze's cop drama "The Beast."
The Unusuals (10pm, ABC) - Walsh and Shraeger investigate the homicide of a drug-store owner who was shot while running naked down the street. Delahoy finally gets an MRI to check the status of his brain tumor.