“Pink Tops” -- In order to find the killer of an undercover narcotics cop, Van Pelt (Amanda Righetti) and the CBI team retrace her investigation, on THE MENTALIST, Thursday, No.v 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- Samaire Armstrong (right) guest stars as Summer Edgecombe, a prostitute who helps Cho (Tim Kang, center) find out who killed an undercover narcotics cop, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Also pictured: Robin Tunney (left) Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- Samaire Armstrong (right) guest stars as Summer Edgecombe, a prostitute who helps Cho (Tim Kang, left) find out who killed an undercover narcotics cop, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- In order to find the killer of an undercover narcotics cop, Van Pelt (Amanda Righetti, right), Lisbon (Robin Tunney, left) and the CBI team retrace her investigation, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- In order to find the killer of an undercover narcotics cop, Jane (Simon Baker, left) Lisbon (Robin Tunney), Sgt. Henderson (Dean Norris, right) and the CBI team retrace her investigation, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- In order to find the killer of an undercover narcotics cop, Jane (Simon Baker, right) and the CBI team retrace her investigation, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“Pink Tops” -- In order to find the killer of an undercover narcotics cop, Jane (Simon Baker, right) and the CBI team retrace her investigation, on THE MENTALIST, Thursday, Nov. 17 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved