The final four contestants each present three dishes to the judges; after an elimination, the remaining contestants must prepare their most decadent dish in hope of wowing the judges and claiming the grand prize.

The latest batch of 20 aspiring restaurateurs head to Las Vegas to present their signature dishes before Chef Ramsey and a live audience. The contestants will split into two teams - the red team and the blue team - to prove they have what it takes to win a life-changing grand prize as Head Chef at Gordon Ramsay Pub and Grill at Caesars Palace. The winning team with the most impressive dishes will earn a VIP night on the town and attend a special concert, while the losing team will make the long journey back to Los Angeles on a school bus

As "A" continues to play games, the stakes are raised higher as each girl is forced into difficult positions. Aria starts to seriously contemplate her relationship with Ezra as his new family situation continues to eat away at her. Hanna is thrown into the middle of Caleb's family drama when Jamie's shady past comes back to haunt him. Emily is determined to prove Spencer wrong in hopes of helping her, but she might not be ready for what she finds. In the end, will the Liars be able to get out of their sticky situations or will "A" have them right where he/she wants them?

Meanwhile, Spencer searches for answers about Mona's time in Radley Sanitarium.

The Red Team: Susan, Nedra, Jacqueline, Cyndi, Gina, Jessica, Amanda, Mary, Danielle, and Ja'Nel, and The Blue Team: Barret, Ray, Zach, Anthony, Dan, Jeremy, Jon, Christian, Sebastian, and Michael start their dinner service with confusion as one after another, chefs are kicked out of both kitchens. In the end, both finish dinner service, but one finished better than the other.

The charity gala takes a somber turn as everyone honors the memory of a loved one. Dan issues Ethan an ultimatum that has heartbreaking consequences. Emma finally confronts Rebecca about her lost childhood. Ted tries to find the right way to tell Kristin about another secret from his past. Meanwhile, an unexpected twist brings the fundraiser to a crashing halt.

The guys attempt to build the perfect car for the apocalypse - affordable, fun to drive, and still zombie-proof. After testing its performance, weaponry, and defenses, they have to race across a ghost town with the Post-Apocalypse Stig in hot pursuit.

Inspired by the 'Evil Dead' franchise the artists are challenged to create a Egyptian God Mummy.

Examining a theory that aliens helped guide Viking voyages.

After two fighters face off in the last preliminary fight, the coaches decide on the wildcard matchup. Also: Jones and Sonnen face off in a unique and difficult coaches challenge.

Brian the fat ninja gets web redemption. Daniel learns how to relax.

Bobby has a fling with a woman he meets at a superstore; Jules spends time with her therapist after realizing her friends have been keeping secrets; Laurie develops an appetite for destruction when she's confused by her mixed feelings for Travis, forcing new mayor Andy to intervene.

Drew Thompson avoids capture as Raylan, Boyd and the Detroit mob race to find him.

When the son of a New York mob boss is found shot to death in an alley, Tommy, Adam and Megan investigate, only to be shot at themselves. Back in the morgue, the mobster threatens that he will make sure whoever killed his son won't live to see another sunrise. When an early suspect is gunned down, Megan and her team realize they have to solve the case before more bodies pile up.

Derek and Karen find themselves at a surprising crossroads, forcing one of them to make a difficult choice. Jerry's uneasy partnership with Eileen hits a snag, as does "Hit List's" first performance at the Fringe Festival. Meanwhile, Ivy's last-ditch effort to save her and Terry's show has unexpected results.

When a police officer who worked with Owen and Arroyo is killed while moonlighting for a rap mogul, Clark is called to investigate. Meanwhile, Clark threatens to expose Arroyo and McKenzie's relationship

Anthony defends Justin Bieber, chats about baby AIDS and uncovers the lighter side of necrophilia.

Nina Dobrev

Steve Carell, Emilia Clarke, Josh Ritter

Olivia Wilde, Nick Offerman, Buddy Guy and the Experience Hendrix All-Star Band

Minnie Driver, Ben Schwartz