Sexual tensions raise when the power goes out on the hottest day of the year.
A hip sexy Rabbi (David Wain) arrives and seduces Valerie, angering Glenn; Sy faces a moral dilemma involving a coffee machine; Lola is confused by a mysterious organ in a cooler.
"Take Your Daughter to Work" day at the hospital ignites a series of conflicts involving a leering child molester (Steve Agee), Chief's sexy daughter (Lizzy Caplan), and an 11 year-old patient whose gender is yet to be determined.
The abortion debate is brought into relief by a visit from a prominent Senator (Ed Begley, Jr.); Owen must decide whether he can treat the 10-year-old who beats him daily; Sy finally faces his alcoholism.
In a special live episode, a visiting Sultan needs emergency surgery; Blake faces a crucial decision about his clown make-up; Glenn cuts off his finger for Valerie. A surprise ending reveals the shocking the truth about one of the doctors, shattering everyone's perceptions. SEASON FINALE.
In the season premiere, when a kid trapped in quicksand comes into the ER on a Saturday, its up to Sy to wrangle the team back together because doctors dont work on weekends.
Briggs (Nick Offerman) goes undercover in the children's psych ward; Blake's ex (Sarah Silverman) resurfaces; and Chief and Glenn share a moment.
Blake is evicted from his apartment for being a clown; Dr. Brian returns to the hospital after a stint working for the drama "Black Hospital"; and Cat is overexposed.
Space is getting scarce in the communal apartment and someone needs to move out. Sy deals with his own undesirable living condition.
A pediatric plastic surgeon arrives; babies are mixed up in the maternity ward; Glenn and Owen take a walk.
Dr. Richie is back from killing babies in 'Nam; Lola wants to be a lady doctor.
Rob Corddry
Dr. Blake Downs
Malin Åkerman
Dr. Valerie Flame
Lake Bell
Dr. Cat Black
Erinn Hayes
Dr. Lola Spratt
Rob Huebel
Dr. Owen Maestro