When Sheldon is forced to take his vacation, he goes to work with Amy in her neurobiology lab.
Criss and Liz decide to celebrate Valentine's Day, but they need to buy a dining room table first. Jack entertains his mother-in-law, Diana, as Jenna frantically looks to Pete to fill in last-minute as the producer of her first live performance on "America's Kidz Got Singing." Back at the office, Tracy and Frank try to help Lutz find someone to spend Valentine's with.
While a jury deliberates the guilt or innocence of a defendant on trial for murder, Jane tries to prove she has been wrongfully accused before time runs out. Meanwhile, Summer may have gone too far when she helps Cho make a case against a suspect.
Elena is surprised to receive an invitation to a formal ball, and when Damon and Stefan hear the party is being hosted at Klaus’s newly renovated mansion, they both insist on attending the event with her. Caroline and Matt also receive invitations to the ball from unexpected admirers. At the elegant party, Elena learns of a horrifying plan that could lead to numerous deaths and she must decide who she can trust with her new information. Caroline discovers a side of Klaus no one would have suspected. Finally, after an evening of violence and dashed hopes, Damon finds a new way to cope.
Criss and Liz decide to celebrate Valentine's Day, but they need to buy a dining room table first. Jack entertains his mother-in-law, Diana, as Jenna frantically looks to Pete to fill in last-minute as the producer of her first live performance on "America's Kidz Got Singing." Back at the office, Tracy and Frank try to help Lutz find someone to spend Valentine's with.
Dwight scores a special assignment at Sabre's Florida headquarters. As a result, he and Andy must decide which Scranton staffers will join him. Elsewhere, Pam returns from maternity leave.
A hired killer has Harry Montebello in his sights, while Sissi's revelations about Paddy's embezzlement of the family business force a deadly confrontation. Meanwhile, Gary's confession spells trouble for Lola.
Sheila Taormina, an Olympic gold medalist and world-class tri-athlete, begins receiving strange phone calls and letters from an obsessed fan posing as a fellow athlete. Before long, he is following her to competitions around the country and police can do nothing to stop him.
Being close to transport has always been a big positive in real estate, but there is such a thing as being too close. Like the railway tracks being three metres away from your house!
It's the final week, and Tom and Henry make beef Wellington, lardy cake and smoked hot-dogs. And who will be be crowned Pie War champion?
In this week’s Quickfire, the chefs must use their sense of touch, smell and taste to navigate through the pantry to gather ingredients for a dish while blindfolded. In a twist, the winning chef from Top Chef: Last Chance Kitchen will re-enter the competition and join the remaining four chefs in the elimination challenge, where the chefs must create a delicious dish that will impress their mentors. Host Padma Lakshmi, along with Hugh Acheson, Gail Simmons and head judge Tom Colicchio will determine which final four chefs will advance to the finale.
When a woman is found dead and her hair is done up '70s style complete with vintage clothes, the CSI team discovers clues that point to a killer with a hair fetish.
Lloyd moves in and tries to help out but just gets in the way. Pythor awakens the Venomari and the Constrictai, and an all-out snake war breaks out.
A Hollywood star wants to revive his career by doing Shakespeare in the Hamptons; Divya learns that Raj is moving on; Jack delays treatment.
Tessa enjoys rubbing it in Dalia's face that Scott Strause chose her over Dalia. However the closer Tessa gets to Scott, the more nervous George becomes. When George discovers a box of XXL condoms that Lisa has given Tessa, he becomes obsessed and starts planning game night with her friends in hopes of keeping her at home more. Meanwhile Tessa soon discovers that the more time she spends with Scott, the less attracted to him she is.
Penny has a new boyfriend she wants to dump and Dave is afraid his new girlfriend is about to dump him. Alex goes looking for a party in the sketchy part of town, and Brad's hopes for a perfect night out for Jane are dashed when a dental appointment goes terribly wrong. Max picks up a couple with his limo only to find that one of the passengers is Grant, the boyfriend he broke up with a year ago.
It's a trip down memory lane as the Doyles investigate the murder of an old client. But when the body count rises, Jake starts to question the whole case. Rose gets in hot water with the police and Des's budding romance with med student Chandra begins to rub Tinny the wrong way.