NGTV Guide: Thursday, January 19

30 Rock – NBC 8/7c
“Idiots Are People Two” – Drama erupts at TGS when a cell phone video leaks onto the web with Tracy Jordan on an offensive rant. Liz tries to do damage control. Meanwhile, Jack’s refusal to approve of Liz’s new boyfriend causes her to question the validity of her relationship. Kenneth and Jenna Maroney call on Kelsey Grammer when a problem arises that only the Best Friends Gang can handle.

Parks & Recreation – NBC 8:30/7:30c
“Campaign Ad” – Faced with a tough new opponent, Leslie and Ben disagree on the content of her first campaign ad. Ron is very uncomfortable when Chris tries to befriend him, while Andy and April make a trip to the doctor.

The Vampire Diaries – the CW 8/7c
“The Ties That Bind” – Bonnie believes her recurring dreams about Klaus’ coffins will tell her how he can be killed. The dreams also lead Bonnie to a reunion with her mother, Abby (guest star Persia White, “Girlfriends”), whom Bonnie hasn’t seen for 15 years. At Abby’s remote farmhouse, Bonnie and Elena meet Jamie (guest star Robert Ri’chard, “One on One”), the young man Abby took in years earlier. Bonnie’s sudden appearance catches Abby off-guard, but she does her best to explain the past. Tyler turns to an unexpected ally in his quest to regain his free will. Damon is intrigued by Alaric’s new friend, Dr. Fell (guest star Torrey Devitto), and Klaus continues his bitter negotiations with Stefan over control of the coffins containing his family members.

Person of Interest – CBS 9/8c
“Legacy” – When Carter finally comes face-to-face with Reese, he urges her to join forces to help with their latest POI, a scrappy young woman from the wrong side of the tracks who turned her life around and became a lawyer.

The Secret Circle – the CW 9/8c
“Witness” – Jake returns to Chance Harbor to warn Cassie that unless they find out how her father was killed in the boat fire 16 years ago, she’ll meet with the same death. He suggests an extremely dangerous method to finally uncover what happened on that fateful day, but Adam and Diana suspect he has ulterior motives. In an effort to usurp the other, both Charles and Dawn try to get Ethan on board as an ally. Faye gets trapped in a dangerous situation when one of Lee’s (guest star Grey Damon) friends, Callum (guest star Michael Graziadei) stops by the shop.

Up All Night – NBC 9:30/8:30c
“Rivals” – Reagan and Ava are thrown into a spiral when rival talk-show host and former friend of the show, Shayna (guest star Megan Mullally, “Will and Grace”), is suspected of stealing their show ideas. At home, Reagan develops some jealous feelings towards Chris’s new female friend.

The Mentalist – CBS 10/9c
“My Bloody Valentine” – With very little evidence, Jane and the CBI investigate the death of a mob boss’ son. Meanwhile, while taking an eyewitness in for questioning, Van Pelt is haunted by the memories of O’Laughlin’s shooting.