Thursday’s TV Highlights: Katharine McPhee in ‘Community’

SERIES

American Idol: Scott MacIntyre and Matt Giraud perform in this new episode when four more contestants are eliminated, revealing the 12 finalists (8 p.m. Fox).

CSI: Crime Scene Investigation: When a boy is murdered, Langston and Willows (Laurence Fishburne, Marg Helgenberger) and their colleagues uncover evidence that could link his death to an old case. Paul Guilfoyle, Faith Prince and George Eads also star in this new episode (9 p.m. CBS).

The Office: Dwight causes trouble on Jim’s first day back from paternity leave in this new episode (9 p.m. NBC).

30 Rock: Jack (Alec Baldwin) frets that his dreams will be dashed after Avery (Elizabeth Banks) tells him of a rumor that a cable company wants to buy out NBC (9:30 p.m. NBC).

The Mentalist: Patrick and the team try to determine who exposed a government research scientist to a deadly toxin, leaving her with only hours to live (10 p.m. CBS).

The Marriage Ref: Madonna, Larry David and Ricky Gervais share their wisdom in this new episode (10 p.m. NBC).

Manhunters: Fugitive Task Force: The team tracks a fugitive through the coastal towns and rural mountainsides of Puerto Rico (10 p.m. A&E).

Randy Jackson Presents: America’s Best Dance Crew: Crews give classic disco songs a hip hop update and add ‘70s moves to the routines in the “Disco Challenge” episode (10 p.m. MTV).

SPECIALS

The Underwear Bomber: Detroit Plane Plot: This new special recalls the incident on Christmas Day 2009, when a potential terrorist boarded Northwest Flight 253 with concealed explosives (10 p.m. Discovery).

MOVIES

The Lady Eve: Preston Sturges directed this 1941 screwball comedy about a pair of con artists who target a naive dolt. Barbara Stanwyck and Henry Fonda star (5 p.m. TCM).

SPORTS

College basketball: Pac-10 Tournament: Arizona vs. UCLA (noon FSN); Oregon State vs. Washington (6 p.m. FSN); Arizona State vs. Stanford (8:30 p.m. FSN).