After learning that Fishlegs has been secretly communicating with Heather, the gang invites her to the Edge to convince her to join the Dragon Riders.
When Dagur unexpectedly shows up, Hiccup scrambles to prevent him and Heather from discovering each other's presence.
Snotlout is sent on an undercover mission to Viggo's dragon auction as part of a plan to rescue the dragons and stop Viggo from getting richer.
Hiccup and his team rescue a dragon egg and bring it back to the Edge, where it hatches to reveal an ear-splitting surprise
Joe Jonas demonstrates his unusual cellphone replacement; Scott arranges a memorial service for an old friend; Maxwell Keeper discusses his workplace; and a sneak peek at Scott's movie.
The intrigue intensifies in town as Anderson uncovers startling news about someone close to him. Megan holds fast to her secret.
While trying to take care of unfinished business, Hiccup and Toothless are lured into a trap. An unlikely rescuer comes to their aid.
Nathan Fielder makes and appearance; Scott and "Weird Al" try their best to freak out Nathan Fielder.
A treachery is revealed. Wynonna prepares for her final showdown with Bobo.
'Student Debt' - Americans owe $1.3 trillion in student loans --second only to home mortgages. The rise in student loan borrowing is tied to skyrocketing tuition rates, which are up 226% since 1980. VICE reports from America's college campuses to explore how a spigot of easy money from the federal government is jacking up the cost of higher education and even threatening our international competitiveness. 'Fecal Medicine' - For years, medical science was powerless against one of the most of severe intestinal infections. But a new treatment shows tremendous promise -- if patients aren't too squeamish to try it. Fecal transplants use the stool from a healthy person to repopulate life-sustaining bacteria in the colon of the patient. This technique is so effective that researchers are testing its potential to treat disorders far beyond the digestive tract, pointing to breakthrough treatments for a broad range of the most stubborn diseases. VICE reports from the labs and lavatories where this medical revolution is taking place.
When Viggo offers Hiccup a truce, the wary Dragon Riders investigate and find a potential ally in their fight against the Dragon Hunters.
The gang investigates why Viggo's men are mysteriously shipping marble blocks from a quarry. Next, they try to save two dragons being used as slaves.
Finn hears a mysterious song while judging a Battle of the Bands.
Harvey imagines himself and his friends in a magical steampunk world, but things come crashing down when Harvey is blamed for breaking a floating city
Sixty-five miles above the Arctic Circle, in a sparse Brooks Range, Glenn Villeneuve has given up nearly all modern conveniences to carve out a life of freedom in the wild.
When the Mexican drug cartel comes after Teresa Mendoza with a vengeance, she is forced to run and do whatever it takes to survive. Now, her fate is sealed in the dangerous narco world forever.
On the day of Martin Luther King, Jr.'s assassination, Hodiak must investigate a murder in a black neighborhood while trying to prevent an imminent riot. In the midst of the crisis in the black community, Kristin's involvement with the Black Panthers drives a wedge between her and Shafe's marriage. Meanwhile, Charmain brings the drug case to a close and discovers the full cost of undercover work.
When the remains of famous billionaire explorer Henry Charles are found in Antarctica, the high profile case is brought to Brennan and Booth to determine if his death was a murder. The Jeffersonian team confirms he was killed when he went missing ten years ago on an expedition, but the timeframe puts the Jeffersonian's Dr. Clark Edison, who was with Charles for the expedition, on the short list of suspects. Meanwhile, Cam's sister comes into town to help with wedding plans and old family friction comes into the picture.