In the season finale, a husband and wife duo from Raleigh, North Carolina, surprise the Sharks when they bring a party atmosphere and a male model into the Tank to show how their franchised art studios work; two men from Melrose, Massachusetts, have a futuristic version of a notebook that sends writing wirelessly, allowing the handwriting to be erased using a microwave oven, a concept the Sharks find both “wacky” and “brilliant”; two entrepreneurs from Mechanicsburg, Pennsylvania, hope to capitalize on the desire to attract a mate with hair-care products infused with pheromones; and a divorced mom from The Poconos, Pennsylvania, shares her philosophy of how she overcame obstacles and pursued her idea of how brides can bag up their wedding gowns so they can use the bathroom on their own. There will also be a recap of season 8’s “Shark Profiles” series.

A young man and his business partner from Carrollton, Texas, pitch an unusual twist to a common vegetable; two sisters from Philadelphia, Pennsylvania, get a Shark to proclaim that their barbeque sauce "could bring a tear to a glass eye;" two millennial entrepreneurs have a way to alleviate the hassle of luggage and packing; and a biochemist from Chapel Hill, North Carolina, can make the invisible visible with a device that ensures sun protection. Also, an update on the Grace & Lace accessory line, which Barbara Corcoran invested in during season 5.

A former pet food company salesman from Denver, Colorado, has a unique addition to the beverage industry with a wine for cats; a soccer dad from Cincinnati, Ohio, shares his gut-wrenching story about how he designed a portable shelter that ensures you're covered wherever you go; an architect and environmentalist from Middlebury, Vermont, used his skills to d more

Two entrepreneurs from Placentia, California, pitch their solution to embarrassing underarm sweat marks and stains; brothers and best friends from Walnut Creek, California, believe their belt buckle that doubles as a wallet is the most convenient way to carry your essentials; U.S. Army veterans from Chicago, Illinois, hope to empower farmers in a war-torn co

A woman from West Haven, Utah, had to sell off 75% of her faux flower business in order to keep it alive; two men from Sausalito, California, pitch a way to test mercury levels in a single fish; a former corporate executive from Houston, Texas, has a platform to help people pursue their passions; and a millennial from Pittsburgh, Pennsylvania, is looking to finance her fashion brand geared toward the social media generation. Also, an update on Wicked Good Cupcakes, which Kevin O'Leary invested in during season 4.

A Dallas, Texas, real-estate broker's pitch leads to a battle of billionaires about his business model for a technology that makes house hunting more convenient; an impressive 10-year-old kidpreneur from Broomfield, Colorado, created a lemonade-stand business to help other kids start their own businesses while having fun and making money; fueled by her pursuit of the American dream, a mother from Allen, Texas, designs Made in America multi-functional covers for infant car seats; and the third "Shark Tank" tryout was the charm for a tenacious man from Austin, Texas, to get the chance to pitch the Sharks his Korean BBQ fusion restaurant food-truck business. Also, a follow-up with Michael Doyle and Thomas "Drew" Mitchell from Chicago, Illinois, and their weekend rental-home business, Rent Like a Champion, which Mark Cuban and Chris Sacca invested in during season seven.

An entrepreneur from Santa Maria, California, shows the Sharks his product that takes the love of wine to the next level; an ophthalmologist and working mom from San Diego, California, impresses the Sharks with how she found time to create a special tool that helps women everywhere; two brothers from Agoura Hills, California, recycle old billboards that would otherwise go into landfills to make one-of-a-kind accessories, from wallets to surfboard covers; and the Sharks have high compliments for a man from San Francisco, California, and his revolutionary lozenges that can prevent overeating, master portion control and curb snacking. Also, in the fifth Shark profile, technology innovator and cybersecurity expert Robert Herjavec says "entrepreneurship is the great equalizer." Herjavec recalls how he arrived to North America from Eastern Europe with his parents after escaping Communism in the former Yugoslavia, and reveals what motivates him to succeed every day.

Newlyweds and bodybuilders from Dallas, Texas, married strength with glamour and created a fitness apparel line that caters to the woman who loves building her booty; two friends from San Marcos, California, need the Sharks' help to grow their no-spill, portable and stem-less wine glass business; a Ph.D. scientist and big-wave surfer from Honolulu, Hawaii

A self-proclaimed "culinary ninja" gives a poetic pitch for his delicious heat-and-eat paleo meals; a proud father and his 17-year-old son hope their high-tech device designed for catching fish hooks them an investment from the Sharks; a mother who has designed removable and reusable magnet stickers for hanging art; an energetic entrepreneur sells the Sharks on how he can turn a suit jacket into a tuxedo with customized lapels. Also, an update on the motion-activated toilet-bowl light, IllumiBowl, that Kevin O'Leary invested in during season 7.

A stay-at-home mom pitches her stylish clothing line for little ones; an 18-year-old hopes the Sharks can help spread his delicious maple syrup products to tables across America; a woman has risked everything for her simple and smart multi-use kitchen accessory; and a young man created a new type of tag for dog lovers. Also, a profile on Kevin O'Leary reveals a lesser-known side of the Shark also known as "Mr. Wonderful."

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When an entrepreneurial team from Santa Cruz, California, leaves the Tank to discuss an offer for their electric skateboard business, they get a surprise from the Sharks upon their return; an MIT grad from San Francisco, California, gave up a high-paying consultant job to focus on making human-quality pet food delivered fresh to your door; a duo from San Francisco, California, has a new generation of chewable coffee products made to optimize physical and mental function; and a former restaurateur and her husband designed a product that makes gourmet at-home cooking a breeze. Also, a follow-up on mother-daughter team Linda Clark & Gloria Hoffman from the Denver, Colorado, area and their Simply Fit Board, which Lori Greiner invested in during season seven

A line of dolls; cat companion products; an online shop for replacing men's undergarments; a patriotic coffee business; a follow-up with Naushad Ali about his product called Drain Strain.

Products include an eco-friendly cooking grease disposal system; block toys; stylish nursing apparel for breast-feeding moms; a modern twist on legwarmers.

A cooler that keeps multiple drinks separated within one cold container; stylish baby mats; portable pressurized shower kit; folding smart-cart; follow-up with the owners of the Tom & Chee grilled cheese business.

A former tech consultant-turned-chef and a former strategy and operations consultant from San Diego, California, who believe their tasty, artificial-free nutrients are the future of food supplements; a woman from Scranton, Pennsylvania, who comes from a family of entrepreneurs, needs a Shark to propel her training and educational courses for would-be drone pilots; two college friends now living in Brooklyn, New York, seek to help the animals that inspired their company with elephant-themed apparel; and three beach lovers from San Diego, California, introduce a stylish option to the standard beach towel, with proceeds helping to preserve marine life. Also, an update from Bombas, a sock company with a social mission which Daymond John invested in during season 6.

To show how their smartphone app can improve personal security, two entrepreneurs from Chicago, Illinois, bring a live guard llama into the Tank; two entrepreneurs from Irvine,..

Entrepreneurs rent tiny houses in the woods; snack chips made with cricket flour; earplugs for listening to music filter out damaging levels of sound; a modern version of a favorite childhood toy; a profile of Barbara Corcoran.

Durable bags made out of the material that protects on the front lines of firefighting; a vibrating mat that helps calm babies; an ointment made from essential oils; a natural snack made with acai.

A subscription service that teaches children to code; an app that allows children to use a plush toy to send and receive voicemail; software that automates plant care; an app and website that allows customers to book a day room at a hotel.

Cookie legend Wally Amos hopes his new brand of cookies duplicates his past success; two sisters share an emotional story while pitching their swimsuits for moms; two men drop their own cell phone into a toilet to prove their invention can save damaged tech devices; and a bidding war ensues among the Sharks with a married couple who stumbled upon the bright idea of putting safety light clips on running shoes.

Two sister kidpreneurs might just dance their way into the Sharks' hearts with their body sprays and lotions designed just for tween and teen girls; a 3rd-generation chocolatier hopes the Sharks will bite into a family business that manufactures candy with a toy inside; the Sharks encourage a veteran food entrepreneur to make counter offers for his device that instantly turns a stick of butter into a spray; two experienced entrepreneurs have the Sharks swooning over their ingenious invention that makes high heels more functional and comfortable. Also, an update on Natural Grip, the non-slip protective glove for workouts that Robert Herjavec invested in during season 6.

An entrepreneurial single mom who works with Santa Claus to reply to children's letters, complete with the North Pole postmark; an 83-year-old Ironman triathlon competitor from Malibu, California, and his millennial-aged business partner from Sandy, Utah, who invented a more functional winter glove; and two men from Glendale Heights, Illinois, who aim to make gift-giving more personalized with their product. Also, a "Shark Profile" on billionaire Mark Cuban.

Pittsburgh Steelers wide receiver Antonio Brown touts the benefits of personalized shoe slides; a 16-year-old high school junior impresses the Sharks with an app that can stop cyberbullying messages before the damage can be done; two men designed an ingenious at-home beer dispenser that uses sound waves to makes bottled and canned beer taste like draft; a woman proposes sending heartwarming chicken soup. Also, an update on 2400 Expert, an SAT prep course in which Mark Cuban invested during season seven.