The ultimate social experiment makes the move from the safety of a mansion to a beach-side paradise in Fiji, where eight new beauties are paired up with eight new geeks. After they spend a night out of their comfort zone in an open tent, the geeks have to channel their inner warrior when they perform a Fijian war dance in front of a real-life tribe, with the winner receiving a surprise package, while the beauties are tested on their English skills in a spelling bee where one incorrect answer sees their geek's undies filled with live crabs. The winners of the two challenges each nominate a team to send to the Elimination Room, where they compete in a quiz in which the team with fewer correct answers is eliminated.

Social boundaries explored for the Geeks. Maths challenge for the Beauties‡ while the Geeks are given a few social muscles to flex, the Beauties get in touch with their inner mathematicians.

The Geeks get up close and personal with a half-naked lady when they put to practise their newly acquired skills as a professional masseur. But will their scantily dressed client be evaluating their nifty kneading skills?

Sexy Photo shoot for the Geeks the Beauties become fait with that alternate universe teeming with vigilantes bursting with super powers, the Geeks must abandon that particular fantasy and indulge another. One that they've never dared dream of a photo in which their geekiness is defeated by their manliness.

Tonight, it's a make-over extravaganza for four Geeks as they are buzzed, buffed and bronzed. But, what causes one of the Geeks to burst into tears after catching a glimpse of himself for the first time post make- over? The Beauties must study up on all things international to impress a panel of genuine government leaders when they deliver a five-minute presentation about their adopted country. Meanwhile, the Geeks are thrust into the limelight as the entertainment for a real life Hen's night. Can the Geeks ditch their dodgy dance moves to perform a super sexy stripper routine and set the night on fire? And what will happen with Matthew finally confesses his feelings for Ntula?

Eliminated contestants find their way back to Fiji's shores and the makeovers continue, but this time the Beauties are calling the shots. The Beauties get up close and personal with some scary animals when they become a zoo keeper for their challenge. Meanwhile, the Geeks must tap into their female psyche to correctly answer multiple choice questions about their Beauty. But can the Geeks figure out what their Beauties really want? Or will they become tongue tied when faced with their Beauties' world of fashion, fake tans and fitness?

The Geeks need to be charming, confident and chivalrous after the girls set them up on a blind dinner date. The girls go back in time when they dine with two distinguished guests.

In tonight's season finale, the Beauties and Geeks test their relationships mentally, physically and emotionally. In three extreme challenges, the final four couples must rack up as many points as they can by swimming above a frenzy of feeding sharks, locking lips with their partners and competing blindfolded in a jungle obstacle course. Then, the three remaining couples will battle it out in a disco dance-off. Judged by a live audience, the two teams with the most votes will go on to the very last challenge of the series - the final elimination quiz.

The Geeks have hit the jackpot when they find themselves in Las Vegas, coupled up with US Beauties consisting of models, pageant winners and beauty queens. In this episode, the Geeks are dared to bare all in a Vegas strip show and the beauties will be tested on all things Australian. The winning team will gain immunity but one couple will be eliminated. Plus, a bombshell will change everything!

The beauties compete in a maths challenge while being locked in a tank of creepy-crawlies and the geeks must kiss a stranger. Plus, a record number of contestants are forced to leave the competition.

The beauties must convince a respected historian on their knowledge of world events.

Meanwhile, the geeks will have to master the art of taking a selfie. Plus, one geek gets an early makeover!

The girls compete in the ultimate game of biology whilst the boys strut their stuff as they participate in a real-life casting call to become the next big model.

The girls are at vet school where they are examined on their knowledge of all things animal. The boys are thrown into the world of television when faced with the task of selling women’s products.

The Beauties are put through their paces at vet school, while the Geeks are thrown into the world of live TV. Plus, the makeovers continue but this time the Beauties are calling the shots.

The beauties attempt to teach international students the English language while the geeks compete against celebrities Luke Jacobz and Johnny Ruffo in a blind date challenge.

In the grand final, the beauties and their geeks are tested mentally, physically and emotionally one last time as they fight it out to be crowned the winners. Hosted by James Tobin.