Charlie sets Alan up with their new neighbour but gets jealous when the two form a bond.

Ross goes to visit Marcel while on a trip to California and finds the monkey working in commercials. Joey gets his first fan letter and ends up dating the woman who turns out to be a stalker.

When a man is found castrated and left for dead, Rollins and Carisi uncover three female suspects who have possible motives; Langan gives devastating news to Benson.

Vince and his "Aquagirl" are touted as an item in Page Six, much to Shauna's surprise. Meanwhile, Drama gets too over-excited about working with his latest co-star, Brooke Shields, and Eric's relationship with Sloan begins to affect his professional life.

Rita Glossner's wind chimes are driving the Hecks crazy.

Trashy neighbor Rita Glossner returns.

Frankie fears that a confrontation with trashy neighbour Rita Glossner is at hand when Sue has a run-in with her sons.

The Hecks wage a war against the Glossners.

The cops get tangled in an elaborate online hoax that leads to the rape of a popular social media star; Benson sets new ground rules with Sheila.

A ten-year-old case is reopened when a young woman is found wandering alone in Central Park. Carisi lands in hot water after talking to a reporter.

Emotions run high as the squad embarks on a frantic search for Benson's missing son.

When a teenage girl is found dead, Rollins goes undercover at a high-end rehab centre where the victim was last seen.

Miley's on tour but wants to rush home to see Maroon 5. Dad persuades her to stop at the diner where he met her mum, and lightning causes her to dream about the meeting.

The Hecks have their own Twilight Zone-type Halloween.

Miley has a throat problem which might jeopardise her career as Hannah unless she has an operation. Her mother, played by Brooke Shields, appears in a dream to assure her everything will be alright.

The Chanels are excited when their TV idol, Dr Scarlett Lovin, visits the C.U.R.E. Institute. Hester organises a Green Meanie summit.

Rita Glossner takes Frankie on a road trip.

The doctors consider a patient's proposition. A phone sex operator wants her voice more youthful.

Sean has trouble with a past nanny. Christian is involved with his therapist. Burt notices Michelle and Christian's affair and proposes a solution.

Sean agrees to a patient's perverse plastic surgery request. Christian proposes marriage to Michelle, but she questions his commitment, considering his past.