A peer group meeting leads Sam to an important decision. Detention with Izzie shows Casey they have more in common than she thought.
To prepare for college life, Sam sleeps over at Zahid's. Sam's loss reunites Doug and Elsa with Arlo's parents, former friends of theirs.
Sam loses his portfolio for his art school application and panics. Megan gets flirty with Doug, who makes a decision about Elsa. Julia calls Miles.
Blake puts his grand plan into action forcing Harry to summon all of his courage to take on his nemesis without the aid of the bracelets in the last-ever episode of the thriller.
Casey tells Izzie what Nate did. Sam tries to figure out which colleges to apply to. Doug discovers a need to educate first responders about autism.
There's a new Iron Fist in town, and he's itching to make his presence felt. Meanwhile, Ward calls in a favor, and Joy considers her options.
Misty and Colleen's trip to the tattoo parlor turns painful -- but not for them. As Davos crosses names off his list, Mary makes Danny an offer.
Ignoring Casey's wishes, Elsa throws her a big birthday party, while Sam insists on following a decade-old birthday ritual. The bartender haunts Doug.
Cruel yearbook comments show Sam who's got his back, a favor he repays at graduation. Feelings for Izzie confuse Casey. Elsa asks Doug a key question.
Dara O'Briain and Hugh Dennis look back on another eventful week around the world with the help of guests Angela Barnes, Ed Gamble, Rhys James, Nish Kumar and Tiff Stevenson.
Trevor Jackson and Deon Cole face off with Nick in Atlanta in So Superfly, Step Your Game Up, RBeef and Wildstyle, with special guest Michael Blackson.
The team is trapped in an ancient, underground tunnel putting the search at risk. Using just the gear they have on site, the crew rigs a remote-controlled camera that finds the expedition's most significant treasure.
Nick battles it out against Stevie J, Scrappy, Savannah and Momma Dee from Love Hip Hop Atlanta in Turn Up for What, Let Me Holla, Family Reunion and Wildstyle.
Bisexual -year-old fashion designer Leah is looking to settle down but keeps scaring her dates off. Ryan is hoping to find love, despite being born with the life limiting disorder cystic fibrosis.
Kion, Kiara, Bunga, Tiifu and Zuri must journey underground through aardvark tunnels to escape a fire.
Guests: Jack Bryan, Jim Carrey, David Axelrod, Michelle Goldberg Former Congressman Charlie Dent
Five new couples enter Boot Camp and quickly learn that there is no dancing around their issues when they are brought back to their prom night with a shocking twist. A brutal confrontation breaks out The doctors, security and producers come running
Steve and Amy travel to Winchester, Kentucky, to investigate a woman's claims that something in her house is attacking her kids and changing her husband's personality. During her walk, Amy discovers a dead cowboy who can cause the living to die of sudden heart attacks, aneurysms or other deadly illnesses.