Overview: Charlie - a baseball player with anger issues turned anger management therapist - decides to return to therapy after a bad run-in with his ex-wife's new boyfriend. The only problem is he just happens to be sleeping with the one therapist he trusts: his best friend, Kate.
Overview: The new "evolved" Charlie has to deal with a ghost from his old carousing, baseball-playing days when a unattractive woman he slept with just to break a batting slump shows up as a new patient in group therapy.
Overview: Charlie's plan backfires when he attempts to remedy his group with sleep-deprivation therapy.
Overview: Kate steals a patient from Charlie, fueling the competitive rivalry between the two therapists.
Overview: 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.
Overview: Inflamed by Kate's comment that he's only "nouveau smart", Charlie starts covertly dating a brilliant coffee-shop barista. The only problem is that the woman is turned on by sex where there's a chance of getting caught -- and she's Kate's patient.
Overview: Charlie and his ex, Jennifer, are having an issue with how Charlie still tries to manage her life when Cleo - one of Charlie's patients from his prison anger therapy group - shows up on his doorstep, fresh out on parole. Jennifer decides to get back at Charlie by dating the ex-con.
Overview: Charlie has to evaluate the depth of his involvement in his patient's lives when he accidentally helps his patient who vicariously enjoys other people's anger hook up with a crazy woman.
Overview: Charlie gets an unexpected visit from his hyper-critical, bullying father. In the therapy group, Charlie attempts to help Lacey with road rage.
Overview: After Charlie and Kate have sex, he innocently asks her if she wants to go to a movie. Kate interprets this as a romantic gesture, rushes to fix him up on a date the next day with someone else and the two are forced to exam the nature of their odd relationship. At home, Sam kisses a girl at school and a picture of it ends up on Facebook.