The Top 20 face the season's first mystery box challenge, during which they must cook dishes using both sweet and savory ingredients. Later, the contestants must replicate Chef Ramsay's signature hand-roasted sea bass. Then, it's up to the judges to decide who stays and who goes home. Chef Aarón Sanchez is the guest judge.

When Amy sees Mateo out on a secret date with Jeff, she ignores Garrett's advice to stay out of it, and ends up throwing multiple relationships - both real and imagined - into chaos. Meanwhile, Glenn resents Jonah for outshining him during Cloud 9's Wellness Fair, and Dina tries to prove that Amy faked an illness.

Alex returns to the hospital and discovers a lot has changed since he left. Meanwhile, Jo has to make a difficult decision on a case, and Arizona tries to distance herself from Eliza.

When Sam and Dean look into a murder at a museum, they learn a ghost from a merchant ship that sunk in 1723 may be at the heart of the mystery. After realizing "The Star" was the same ship that Crowley's son Gavin McLeod should have been aboard, they enlist help from Rowena to track Gavin down. Kelly Kline, still pregnant with Lucifer's child, takes refuge with a demon after an angel attempts to kill her.

The guys' annual trip to Comic Con is in doubt when Raj can't afford to go.

Star surprises Marco with tickets to a Love Sentence concert, but also invites Jackie. When Star and Jackie start having fun together, Marco starts to feel jealous and wants them to go on without him, but Jackie convinces him otherwise. At the concert Jackie and Marco engage in a kiss, which results in Star running off out of jealousy. As Star leaves the concert, she fires a blast of tainted magic, destroying a billboard.

Jack desperately begs his co-workers to pretend to be his closest friends at a dinner party after his lack of an inner circle begins to concern his girlfriend. However, he soon regrets asking for their help after they behave awkwardly in her presence.

After being urged by her team, Emily sets her sights on the dating world but unknowingly falls for one of the Riddler's henchmen. Meanwhile, Teddy and Ron find a Batman artifact and discover Van's superhero fantasy.

When Bonnie discovers Adam is still close with his ex-wife, Christy worries the emotional fallout could jeopardize Bonnie's sobriety.

Annalise tries to ward off a surprising new angle in the D.A'.s case. Meanwhile, alliances shift amongst the Keating 4, as they discover crucial information about the circumstances surrounding Wes's death.

With Jason's funeral around the corner, the Blossom family moves forward with last minute preparations - and a secret agenda. Meanwhile, Archie's attempt to refocus his energy on football comes to a halt when an opportunity to work with a new music mentor presents itself. Betty dives deeper into her investigation of Jason's death and unearths some dark revelations about her family. Elsewhere, after uncovering secrets about her own family, Veronica forms an unlikely friendship with Cheryl, who is having a tougher time with Jason's impending funeral than she lets on. Finally, Hermoine turns to Fred for help after receiving a cryptic message from the Southside Serpents.

After her life-changing experience, Rayna scrambles to write one more song for the concept album with Deacon; Juliette's leg starts to hurt inexplicably; Gunnar fights for Scarlett.

After a rocky start, Chase tries to redeem himself and get back into dad's good graces. Daniel sets a catch quota for his family to hit to stay on track. Jay Paul and Tommy jump a levee to tap new territory. Will breaks down alone in the heat of the blazing sun.

Dinner gets awkward for Jen and Matt when they find themselves alone without Greg and Colleen. Also, Lark accidentally locks out Greg and Jen from the house, prompting Greg to install a complicated home automation system; Heather and Tim try to sneak wine into an ice skating show to get out of paying at the venue; and John and Joan agree to an impromptu wedding after Colleen mentions that she's an ordained minister.

After being dosed with a deadly poison, Red must retrace his steps to uncover who of his closest confidants has betrayed him. Meanwhile, Liz and the Task Force desperately search for the designer of the toxin in a race against time to save Red.

The guys get stuck in a grocery showdown, beg strangers for questionable quotes, and spew financial tips that are anything but sound.

Annalise and the Keating 4 test the limits of how far they'll go to save themselves while the chilling details from the night of the fire reveal who killed Wes.

Bram embarks on a risky sabotage mission with his friends; Will faces the new Resistance; Kate learns a dark truth about the bloc.

Martha books Chip a gig at a car crash.

When Frank's longtime friend and informant is killed by Yakuza assassins, his quest for revenge puts him and Kyle at odds with an FBI agent whose operation against the Yakuza is jeopardized by Frank's actions.

A routine trip to New York turns dangerous when ex-operative Tom Keen is recruited by Scottie Hargrave, the head of an international security firm, to help rescue a kidnapped CIA agent. During the mission, Tom discovers evidence of a conspiracy within his own family.

Sam Phillips moves his family to Memphis to open a recording studio to look for his first hit musical act, but instead rekindles a steamy affair. Young Elvis Presley and Johnny Cash struggle at home.

The Yucatan Peninsula is the setting for a challenge to cook a dish showcasing the local habanero. Later, the chefs learn about traditional Maya cooking, then they create a dish using only ancient Maya ingredients and tools. Appearing: Jeremiah Tower; Roberto Munoz Zurita; Roberto Solis; and Guillermo Beristain.

Nina and Lance deal with an ant infestation. The mayor attempts to break a world record. "Time Tailors" evaluate a man's schedule. The eco-terrorists brainstorm how to make an impressive event entrance.

Coming Soon...

Actress Aubrey Plaza; actor Bradley Whitford; Lupe Fiasco performs.

Titanium Rex tries to persuade an old friend into joining the League in hopes of restoring their tarnished reputation. Meanwhile, Black Saturn introduces Jewbot to fraternity life; and the rest of the League experience college for themselves.

With his teammates grounded due to lack of sleep from the midnight sun, Hiccup tries to help a hurt dragon alone, but suddenly gets in over his head.

Coming Soon...

Coming Soon...

Coming Soon...

6 months after rescuing his family from Golding, Harry Clayton is a very different man. He hasn't laid a bet in 186 days and has sworn off using the power of the bracelet - until he meets a woman with an identical bracelet.

If Lee and Lucy's marriage wasn't in trouble before they go to Marriage Counselling, it is by the time they leave.

Host Adam Hills, Alex Brooker and Josh Widdicombe are joined by Alan Davies to pick over the main events of the week.

More of the best bits from Series N, with Sandi Toksvig, Alan Davies and guests.

Among the guests on Graham's sofa tonight: X-Men's Wolverine Hugh Jackman and Professor X Sir Patrick Stewart, together in new movie Logan.