Superhero Challenge. Adam and Joe break out the superhero costumes for another round of this hilarious competition. But who will Little Bro Callum choose to take a forfeit from the Wheel of Doom? [S]
Say As I Say, Sir. The bros go back to school as undercover teachers but have to do as the other says! Luckily, Glow Up Star Axel is there to help disguise the Bros as Mr Longgrass and Mr Pickles. [S]
Day as a Spy. It's time to go undercover and find out who makes the best spy. Laser mazes, gadgets and creative camouflage - only one spy will take the win. [S]
A Christmas Caper. Adam and Joe race across Lapland to deliver Callum's letter to Santa before putting their elf skills to the test in the ultimate Christmas challenge! [S,SL]
Blockbuster Battle. The bros are back with a splash, kicking off with a blockbuster challenge and ThatsWatson. And it's time to race around the ultimate obstacle course - on water! [S]
Going Wild Challenge. When animal costumes turn up at their door, Joe and Adam know another messy, wild challenge from Little Bro Callum's about to begin. But who'll claw their way to the top? [S]
Last to Leave the Circle. Callum inflicts terror and temptation on Adam and Joe to see who can impress him the most and be the 'last to leave the circle'! [S]
Make 'Em Laugh. Adam and Joe finally find out which bro is funnier as they take to the stage and perform their best comedy acts to a huge crowd of kids. [S,SL]
Ultimate Hide-and-Seek. Online sensations Jake and Shauni join the bros for the ultimate game of hide-and-seek, in a real school! Callum then challenges them to protect his pie at all costs! [S,SL]
Live as a Worm. Adam and Joe go head-to-head in a challenge to spend the day living as worms! Will they like their lettuce lunch, learn to slide around worm-style, and escape the scary seagull? [S]
A to Bee Challenge. Adam and Joe become busy bees for a gunge-fuelled challenge - who will collect the most nectar and win Callum's ultimate respect? [S]
King for a Day Challenge. Little Bro Callum sets Adam and Joe another epic quest: become a king, build the best cardboard castle, and defend your kingdom against the destructive dragon! [S]
Remote Control Bros. Jacob Lewis and Callum team up to challenge Joe, Adam and the Lewis Sisters to an epic driving test and fashion competition. [S,SL]
Gaming IRL: Quest Edition. Adam and Joe enter a gaming world and embark on a quest to unearth treasure before attending Sharky's very chaotic party. [S,SL]
Talent Time. Celebs Viggo Venn and Phil Green come to the aid of Adam and Joe as they try to prove to Callum who is the most talented. With impressions and dad dancing, what's not to like? [S]
Epic Puzzle Challenge. Big Manny joins for an icy challenge, and it's time to jump in with both feet as Callum sets Adam and Joe an extreme puzzle challenge 15,000 feet in the air! [S]
Upside Down Challenge. Callum sends his Sharky mate to Joe and Adam's house with a request to paint his portrait. But can the boys do it wearing glasses that make everything topsy turvy? [S]
Cowboy Challenge. Joe and Adam take on a rip-roaring rodeo challenge. Can they gain their cowboy credentials and lasso like a pro, or will they fall off their high horse? [S]
Bring Me My Dinner! The bros become extreme delivery drivers, and Yinrun and Max La Manna lend a helping hand. [S,SL] Followed by Shaun the Sheep: Mossy Bottom Mayhem.
Leading a Duck to Water. Callum challenges the bros to lead his giant rubber duck to water, as Adam decides to take Quakius Maximus to the skies. And both bros face the Gladiators referees. [S,SL]
Jurassic Sports Day. The Dino Bros take part in a real school sports day with Paralympian Hannah Cockroft. [S,SL] Followed by Shaun the Sheep: Mossy Bottom Mayhem.
Super Bros. The bros become superheroes and learn to fly! Hannah Lowther joins Joe for a sock puppet musical, while Adam makes his very own 'sockumentary.'. [S,SL]
Birthday Blackout Challenge. It's Mum's birthday, but Adam and Joe have forgotten to sort her surprise party! Who can decorate the house and bake her a cake in this birthday blackout bonanza? [S]
Superhero Challenge. Adam and Joe break out the superhero costumes for another round of this hilarious competition. But who will Little Bro Callum choose to take a forfeit from the Wheel of Doom? [S]
Cosmic Cabbies. Callum transforms Adam and Joe into aliens, challenging them to take members of the public around in their UFO taxis and protect their backs from a Sharky-shaped storm! [S,SL]
Human v Hound. Adam and Rocco take on Joe and Otis to find out which human makes the best hound. A test of agility, smell and teamwork - only one furry duo will win! [S,SL]
Art Heist Challenge. When the National Art Gallery needs replicas of their art, Little Bro Callum knows it's the perfect task for Big Bro and Big Joe. But who will avoid the forfeit Wheel of Doom? [S]
Bros on a Bus. Adam and Joe become bus tour guides, except they must say and do as the other says. With Holly H and Radio 1's Rickie joining as passengers, what could go wrong? [S]
Going Wild Challenge. When animal costumes turn up at their door, Joe and Adam know another messy, wild challenge from Little Bro Callum's about to begin. But who'll claw their way to the top? [S]
King for a Day Challenge. Little Bro Callum sets Adam and Joe another epic quest: become a king, build the best cardboard castle, and defend your kingdom against the destructive dragon! [S]
Under the Sea. Adam and Joe dive into Callum's next challenge, causing a splash as they become mermaids! They each prepare a hilarious audition tape for Callum to decide who will win the part! [S,SL]
Bumpy Ride. Callum sends the bros to the racetrack for a bumpy ride! Adam and Joe's driving skills are put to the test as they strap into some Power Turn Buggies. [S,SL]
Make 'Em Laugh. Adam and Joe finally find out which bro is funnier as they take to the stage and perform their best comedy acts to a huge crowd of kids. [S]
Upside Down Challenge. Callum sends his Sharky mate to Joe and Adam's house with a request to paint his portrait. But can the boys do it wearing glasses that make everything topsy turvy? [S]