Charlie challenges his group to do thirty-six hours of sleep deprivation therapy so that their "inhibitions come down and the truth comes out" - except the result turns out to be the exact opposite.

Charlie falls for Jen's hot new business partner, Lori - played by Charlie's real-life ex, Denise Richards - only to find she thinks therapy is a scam. In the therapy group, Patrick asks Charlie to counsel the angry ghost of his mother, who he believes is haunting his apartment.