Everything could change when Leonard spontaneously invites Penny to a romantic dinner.

(Originally Aired: Thursday Jan 19, 2012)

Rosa talks Rob into having a traditional wedding, but Fernando doesn’t approve; Hector plans a bachelor party.

(Originally Aired: Thursday Jan 19, 2012)

When Carter finally meets Reese, he asks her to help with their latest person of interest, a feisty woman who turned her life around and became a lawyer.

(Originally Aired: Thursday Jan 19, 2012)

Jane and the team try to investigate the death of a mob boss’ son, despite having very little evidence; memories of O’Laughlin’s shooting haunt Van Pelt.

(Originally Aired: Thursday Jan 19, 2012)

Teams of family members face obstacles such as Frosty Family Tree, Pain in the Ice and Cold-Hearted Snake.

(Originally Aired: Thursday Jan 19, 2012)

Richard’s 10,000th surgery is a liver transplant for two sisters; Derek and Lexie take on a case that had been declared inoperable; Teddy and Cristina try to swipe a case from Alex and Dr. McQueen; Meredith tries to choose a specialty.

(Originally Aired: Thursday Jan 19, 2012)

A pregnant woman needs help after being badly beaten; Cooper, Charlotte and Amelia counsel Erica on a tough decision; Addison and Jake meet with potential surrogates.

(Originally Aired: Thursday Jan 19, 2012)

A video of Tracy on an offensive rant leaks online; Jack refuses to approve of Liz’s boyfriend; Kenneth and Jenna turn to Kelsey Grammer for help.

(Originally Aired: Thursday Jan 19, 2012)

Leslie and Ben disagree about her campaign ad; Chris makes Ron uncomfortable; Andy and April go to the doctor.

(Originally Aired: Thursday Jan 19, 2012)

When Robert decides to sell his mansion, Kevin suggests he throw a pool party for the office; Erin flirts with Dwight to get Andy’s attention; Robert gives a tour of his home.

(Originally Aired: Thursday Jan 19, 2012)

Ava and Reagan suspect a rival of stealing show ideas; Reagan is jealous of Chris’s new friend.

(Originally Aired: Thursday Jan 19, 2012)

Mitch defends a psychiatrist accused of killing her stalker; Mitch tells Abby and the FBI that he feels like he is being watched; Ray and Tammy work on the Sarah Holt case.

(Originally Aired: Thursday Jan 19, 2012)

Hopefuls perform for the judges.

(Originally Aired: Thursday Jan 19, 2012)

A former prison warden asks Walter to find the bullet that could exonerate a death row inmate; FBI psychologist Dr. Lance Sweets evaluates Walter’s ability to consult on federal cases; Willa gets herself in trouble at a beach party.

(Originally Aired: Thursday Jan 19, 2012)

Bonnie thinks her recurring dreams could help her figure out how to kill Klaus; Tyler seeks help in his quest to reclaim his free will; Alaric’s new friend, Dr. Fell (Torrey Devitto), intrigues Damon.

(Originally Aired: Thursday Jan 19, 2012)

Jake returns and offers Cassie a chance to finally determine what happened the night her father died, but Diana and Adam are suspicious of his motives; Faye is trapped in a perilous situation.

(Originally Aired: Thursday Jan 19, 2012)

Elaine’s house guest arrives for the city’s marathon; Kramer gets a hot tub.

(Originally Aired: Thursday Oct 19, 1995)

Jerry accepts a gift his parents wanted him to refuse.

(Originally Aired: Wednesday Oct 02, 1991)

When Evelyn offers to pay for Jake’s college education, Alan wonders if he ever needs to work again.

(Originally Aired: Monday Dec 08, 2008)

When one of Charlie’s old partners in crime dies, Charlie re-evaluates his own reckless lifestyle.

(Originally Aired: Monday Dec 15, 2008)

Charlie and Jake fight for the affections of a waitress, while Alan fights sexual tension with his receptionist.

(Originally Aired: Monday Jan 12, 2009)

Judith is pregnant with a baby girl, and Alan is convinced he is the father; Jake is in a contentious mood, and Charlie thinks he knows why.

(Originally Aired: Monday Jan 19, 2009)

Archer is shocked to learn that his mother is dating Burt Reynolds.

(Originally Aired: Thursday Jan 19, 2012)

Gary and Joel try to change their image to hook up with girls.

(Originally Aired: Thursday Jan 19, 2012)

A woman is shot and then immolated; homicide of a family of four.

(Originally Aired: Thursday Dec 08, 2011)

A shooting victim is discovered in a scrap yard; a woman is found dead in a motel room.

(Originally Aired: Thursday Jan 19, 2012)

Six at-risk teens from Virginia get a lesson in the harsh realities of life behind bars.

(Originally Aired: Thursday Jan 19, 2012)

The designers are given 24 hours to create ball gowns for a night at the opera.

(Originally Aired: Thursday Jan 12, 2012)

The designers must create a cocktail dress for Miss Piggy.

(Originally Aired: Thursday Jan 19, 2012)

The designers must use a rubber clown mask to create a ball gown; two designers must use a black plastic mask as inspiration and a design element for a superhero-inspired collection.

(Originally Aired: Thursday Jan 19, 2012)

The roommates are excited to be back in New Jersey; Mike threatens to destroy Snooki’s relationship with Jionni.

(Originally Aired: Thursday Jan 05, 2012)

Vinny considers leaving the Shore; Snookie fights with Jionni.

(Originally Aired: Thursday Jan 12, 2012)

The roommates try to adjust to life without Vinny; Mike confronts his demons; Pauly celebrates his birthday.

(Originally Aired: Thursday Jan 19, 2012)