How do they make steel cables strong enough to hold up a 50,000 tonne bridge; why do modern hunters use medieval weapons; and how do shops know which clothes sizes...
Mia, Vincent and Paula go for ice cream, where they meet a handsome young prince who resembles a real-life Mo. As he begins to take a shining to Mia, Vincent can barely conceal his seething jealousy. But duty calls in Centopia, where Mo himself has been given a thrilling duty: to stand in as ruler of Centopia while the king and queen have the flu. But when Mia and Yuko are cornered by Gargona and her munc minions, Mo must leave his post and find a way to return them to safety.
After Charlie and Kate have sex, he innocently asks her if she wants to go to a movie. Kate interprets this as a romantic gesture, rushes to fix him up on a date the next day with someone else and the two are forced to exam the nature of their odd relationship. At home, Sam kisses a girl at school and a picture of it ends up on Facebook.
As the new Waterloo Road school opens in Scotland, headteacher Michael Byrne has his work cut out dealing with a couple of runaway teens and a burgeoning rivalry with a local headmaster. Elsewhere, Tariq struggles to adjust to his new life as a paraplegic and Rhiannon starts a bullying campaign against Scout.
The dates come pouring in for Steve when Ok Cha creates a fake online profile for him. Inspired, the guys set up their own faux dating profiles and try to learn dating secrets from a highly regarded bachelor.
Contestants face obstacles including Boat Bouys, Swept Away, Ocean Commotion and Panic Hammocks.
Contestants face obstacles that include Aunt Patty Cake and the Lumberjerks.
Snooki and Jionni get into an argument on his birthday over a picture on Twitter. Meanwhile, JWoww and Roger consider the future of their relationship.
With a major shipment en route and no more room in the warehouse, Jeff must convince Jose to share his space with the enemy.
Harvey needs Mike's help as the battle for control of Pearson Hardman reaches its climax. But Mike drops off the grid following a dramatic turn in his personal life.
Jerry Seinfeld and his special guest, Joel Hodgson (Jimmy Kimmel Live!), drive a 1963 Volkswagon Karmann Ghia to Skylark Diner in Edison, NJ for some coffee.
Andy and Nick investigate when a neighborhood drug lord threatens a priest's life; a young drug-runner's refusal to turn informant leads Traci to make a decision about her career; Chris and Swarek butt heads; Dov's relationship takes a dark turn.
The team travels to Panama to capture an assassin; Madeline tries to obtain difficult answers.
Chief recounts her past, but the doctors aren't interested in her tale.
The designers are tasked to help real women by creating new outfits to accompany their new makeovers. They have $150 and one day to complete the challenge.
The family's plans for their annual Christmas in July are interrupted when Anna is rushed to the hospital with contractions; June wonders if the family should send their pet pig back to the breeder.