What’s On TV Tonight? – 12/06/2012

Credit: Eddy Chen/FOX

8:00 PM EST

The X Factor (“Live Results”) – Contestants face elimination; performances from Melanie Amaro and Ke$ha. (FOX)

Last Resort (“Cinderella Liberty”) – The crew waits for a visit from its families; Marcus must contemplate the unthinkable; the reason for the attack on Pakistan is revealed. (ABC)

The Big Bang Theory (“The Fish Guts Displacement”) – When Amy gets sick, Sheldon tries to nurse her back to health; Wolowitz and his father-in-law plan a fishing trip. (CBS)

30 Rock (“My Whole Life Is Thunder”) – Jenna’s envy pushes Liz over the edge; Jack forms a plan to avoid disappointing his mother (Elaine Stritch); Tracy tries to cheer up Kenneth. (NBC)

The Vampire Diaries (“We’ll Always Have Bourbon Street”) – When Stefan comes to Damon with a suspicion about Elena, the brothers start an investigation; Elena shares shocking news; Hayley wants Tyler to confront one of Klaus’ hybrids. (The CW)

8:30 PM EST

Two and a Half Men (“One Nut Johnson”) – Alan helps Walden create a new identity so he can avoid women who are only interested in his money. (CBS)

Up All Night (“I Can’t Quit You”) – Reagan’s loyalty to Scott is tested when his ex-wife re-enters her life; Ava decides she can still make a difference even without her show. (NBC)

9:00 PM EST

NICK’S PICK: Glee (“Swan Song”) – Finn thinks about his future with New Directions; Rachel prepares for the winter showcase; Kurt gets another audition. (FOX)

Grey’s Anatomy (“Love Turns You Upside Down”) – Meredith asks Heather to help fix Derek’s hand; Cristina sets Stephanie and Leah against each other in a competition; Alex starts to see Jo differently; Shane learns a valuable lesson from April. (ABC)

Project Runway All Stars (“Green Dress for the Red Carpet”) – The designers must create a red carpet look using only eco-friendly fabrics and materials. (Lifetime)

Person of Interest (“C.O.D.”) – When the machine names a New York cabdriver as a person of interest, any of his passengers could be a part of the impending crime. (CBS)

The Office (“Dwight Christmas”) – Dwight picks up the slack when the party planning committee fails to plan a Christmas party; Darryl worries Jim has forgotten the promise he made; Pete teaches Erin about “Die Hard.” (NBC)

Beauty and the Beast (“Trapped”) – J.T. thinks Catherine triggers Vincent’s blackouts; Tess and Cat investigate when someone tries to murder a teenage pop star. (The CW)

9:30 PM EST

Parks and Recreation (“Ron and Diane”) – Tammy II crashes a woodworking awards dinner that Ron, Diane and Leslie are attending; Jerry fails to invite some of his friends to his holiday party. (NBC)

10:00 PM EST

Scandal (“Happy Birthday, Mr. President”) – A catastrophic event forces Olivia to go back to work at the White House; the first few days of Fitz’s presidency. (ABC)

Elementary (“You Do It Yourself”) – Sherlock uses his trademark skills to investigate the brutal murder of a college professor; one of Watson’s former lovers asks for her help. (CBS)

Rock Center with Brian Williams – Apple CEO Jim Cook; director Peter Jackson; end of life medical system. (NBC)

It’s Always Sunny in Philadelphia (“Charlie Rules the World”) – The gang tries to define the difference between the real and the virtual worlds after slipping into an unhealthy obsession with computer games. (FX)

Jersey Shore (“Awkward!”) – Vinny and Jionni resolve their differences; Mike acknowledges his past mistakes and attempts to make amends. (MTV)

10:30 PM EST

The League (“The Anchor Baby”) – Ruxin is worried that Sofia has soured on their marriage; the guys try to get rid of an undesirable acquaintance; Jenny uses insider information to make a dirty trade. (FX)

LATE NIGHT

Conan welcomes Ty Burrell; W. Kambui Bell; The Gaslight Anthem. (11:00 PM EST, TBS)

Chelsea Lately features Guest host Dave Grohl; Ross Mathews; Jen Kirkman; Kurt Braunohler. (11:00 PM EST, E!)

The Daily Show with Jon Stewart welcomes New Jersey Governor Chris Christie. (11:00 PM EST, Comedy Central)

The Colbert Report has Director Peter Jackson. (11:30 PM EST, Comedy Central)

Late Show with David Letterman features Actor Bill Murray; Vintage Trouble performs. (11:35 PM EST, CBS)

The Tonight Show with Jay Leno has TV host Bill O’Reilly; actress Krysten Ritter; Paloma Faith performs. (11:35 PM EST, NBC)

The Late Late Show with Craig Ferguson welcomes Actor Denis Leary; Richie Sambora performs. (12:35 AM EST, CBS)

Late Night with Jimmy Fallon features Actor Tom Selleck; entrepreneur Richard Branson; Tanlines perform. (12:35 AM EST, CBS)

Last Call with Carson Daly has Director Oliver Stone; author Timothy Ferriss; Walk the Moon performs. (1:35 AM EST, NBC)