Shark Tank

Things get fiery in the Tank when Sir Richard Branson vents his frustration with Mark Cuban in a shocking, never-before-seen way. An 11-year-old inventor, skater and surfer from San Clemente, California, solved a problem he had by recycling a skateboard deck to fit inside lockers and backpacks; an entrepreneur from Meridianville, Alabama, is revolutionizing aerial sports with his exhilarating human flight experience; a husband and wife team from Vicksburg, Mississippi, have literally elevated the camping experience with their outdoor camping gear; and an entrepreneur from San Francisco, California, claims her five-minute meditation app will help the world reduce stress, improve focus and sleep better.

Entrepreneurs from Park City, Utah, and Burbank, California, have the ultimate survival kits to help get through the first 72 hours of an emergency; parents from Crested Butte, Colorado, were inspired by their son's rare illness to create a thriving business that is disrupting the snack chip industry; an entrepreneur from Cary, North Carolina, has a unique way to engage kids with a wireless microphone that you can throw; and a recent college graduate from Hamilton, New York, designed an app that takes the guesswork and turbulence out of navigating big airports.

Sharks: Robert, Barbara, Kevin, Lori, Mark "Fidgetland" fidget spinners and rings that reduces anxiety and stress (YES); "Enso" flexible silicone wedding bands (YES) ; "Third Wave Water" a mineral concoction mixed into distilled water for better coffee brewing quality (YES); "Tangle Pets" kid-friendly hairbrush. (YES); Update on: The Sleep Styler

Chris Gronkowski from Colleyville, Texas, his brother Rob Gronkowski from the New England Patriots, and the rest of the Gronk brothers bring an insulated sports bottle to the Tank. Mark Cuban and Alex Rodriguez offer sage advice to a 17-year-old from St. Louis, Missouri, who devised a tool to quickly soothe foot pain; an entrepreneur from Phoenix, Arizona, with a nutrition and culinary background, has a sweeter way to eat a popular snack; and a man from Los Angeles, California, hopes to lock up a deal with his innovative way to keep belongings safe.

Millennials from Detroit, Michigan, hope to tailor a deal for their line of premium shirts for men 5'8" and under; two Los Angeles, California, photographers can make anyone look beautiful with the technology behind their high-end photo booth; a police officer and former Marine from Cumberland, Rhode Island, hopes the Sharks won't leave him hanging with his no-drill, no-hole curtain rod brackets; and two men from Coconut Creek, Florida, invented a personal flotation device with multifunctional options. Also, a follow-up with Cyndi Lee from Houston, Texas, and her multi-use kitchen tools, Safe Grabs, which Lori Greiner invested in during season eight.

A graphic designer and a patent attorney from Olympia, Washington, have a high-tech way to make children's story time more magical, but the Sharks are skeptical of their business model; a father from Brooklyn, New York, has a brand of functional paternity clothing for new dads; parents from Salem, Utah, bring in their five daughters to showcase a solution to hairy drain problems in the shower and bathtub; and a former pro football player and his business partner pitch a better version of a workout device. Also, a profile on Sara Blakely, the founder and sole owner of the category-defining company, Spanx, and how her brand was born from a simple goal. She is an advocate of empowering women to be whatever they want to be in order to build successful businesses and create economic opportunity in their communities.

An entrepreneur from Santa Monica, California, introduces the world's first all-electric, free car-sharing service; a monthly membership that makes it easy for parents and caregivers to discover, book and attend family activities at an affordable rate, from an entrepreneur in Chicago, Illinois; a Cambridge, Massachusetts, entrepreneur invented a product that can turn any regular bicycle into an electric bike in under one minute; and a digital baby journal that captures memories through text message, from an entrepreneur in Auburndale, Massachusetts.

A woman from Nokomis, Florida, dives into the "snark" tank with her brand of teas, which include ingredients laced with attitude; some Sharks are shocked when two ladies from Los Angeles, California, reveal that all women share a common hairy problem; parents from Albany, Oregon, solved the problem of babies touching the mess during diaper changes; and the Sharks think an entrepreneur from Aurora, Colorado, may be overvaluing his technology that can improve sleep and reduce stress. In her Shark profile, Bethenny Frankel shares how she learned a lot about business by spending time with her father at the racetrack and how she always intended to use her reality-show stardom as a platform to become a business phenomenon by creating Skinnygirl, one of the most successful liquor brands in history.

An automatic dog potty system that wraps and then seals the waste to maintain a clean and odor-free home from an entrepreneur in Chicago, Illinois; two entrepreneurs from Phoenix, Arizona, designed an app to make tipping easier; twin entrepreneurs from Sacramento, California, hope to make the world of pickup basketball much simpler; and an invention that absorbs moisture and deodorizes sweaty sports gear from an entrepreneur in Ashburn, Virginia.

A U.S. Air Force fighter-jet machine-gun mechanic from Columbus, Ohio, introduces a high-performance problem-solver; an entrepreneur from Queens, New York, hopes the Sharks bite into a DNA test that aims to aid and optimize medical research; a Dallas, Texas, entrepreneur duo hopes to lure the Sharks with their high-tech solution for a common household chore; robots and drones are all the rage with boys, but one Bethesda, Maryland, entrepreneur is hoping to encourage more girls to get into coding and technology.

Two firefighters and entrepreneurs from Pembroke Pines, Florida, introduce their healthy, smoked fish dip; a hair- and beard-cutting template from an entrepreneur in Chapel Hill, North Carolina; two entrepreneurs from Vancouver, Washington, who created a unique hybrid of a stuffed animal and blanket for families on the go; and a device that chills an entire bottle of wine in just 30 seconds from an entrepreneur in San Francisco, California.

In this episode, an entrepreneur with a "hate connection" app hopes to match with the Sharks; coconut water is all the rage, and one entrepreneur looks to bank on that with their new invention; one entrepreneur is hoping to help you reduce chronic disease by doing your own lab work; and an entrepreneur duo may have just found your favorite breakfast on the go.

A pair of entrepreneurs hope they have the fix for keeping you completely warm during the holiday season; one entrepreneur has taken the Christmas tree to a whole new level; one entrepreneur is hoping the sharks will like his take on covering a Christmas nuisance; and an entrepreneur duo may have just found your kid's direct connection to jolly old Saint Nick.

An entrepreneur from Brooklyn, New York, introduces an ingenious kitchen tool that solves one of the biggest gripes in cooking – the splatter that sprays your kitchen and clothes anytime you cook; an entrepreneur from Miami, Florida, invented a special stroller that allows caregivers to also fit in a workout; and entrepreneurs from New York City believe they have created the best men's garment out there.

An entrepreneur from New York City presents an innovative line of flatware, cups and plates that makes eating more hands-free and carefree; the only airtight, self-sealing zip-top bag in the world made entirely of pure silicone with all the benefits of glass is introduced by an entrepreneur from California; an Arlington, Virginia, entrepreneur hopes to take nap time to a whole new level; an entrepreneur from Pennsylvania is hoping to sell the Sharks on his non-toxic, super hydrophobic spray that repels stains.

Husband and wife entrepreneurs from Atlanta, Georgia, introduce the Sharks to their famous seafood breading mix business; an entrepreneur from Birmingham, Mississippi, provides pets and their owners a way to communicate with one another with her invention; a re-engineered bathrobe for today's man and for those men who wouldn't be caught dead in one is presented to the Sharks by an entrepreneur from Roslyn, New York; entrepreneurs from San Diego, California, inform the Sharks on what every man with long hair needs to know and have in their life.

An entrepreneur from Brookline, Massachusetts, empowers women to create a community that prioritizes living well, working hard and encouraging women to build businesses of their own with her idea; a trio of entrepreneurs from Williamsburg, Virginia, pitch the sharks a fresh, new way to ease people into water sports with their all-in-one invention; a registered nurse turned entrepreneur from Carlsbad, California, helps breastfeeding moms find a healthy and convenient way to increase their milk supply with her delicious food item; a panda-loving entrepreneur from Burbank, California, hopes to make panda lovers out of the Sharks when she presents her animal-themed pet apparel company.

A young entrepreneur from Columbus, Ohio introduces the Sharks to a dynamic pricing tool aimed at Millennials and their spending habits; two entrepreneurs from Park City, Utah and Alexandria, Virginia introduce their revolutionary cleaning tool that they expect will be in every home in the world; and a brother and sister-in-law pair from Medford, Oregon prove that pouring is boring by sharing their original wine product that makes drinking even more fun.

An innovative company that is rapidly redefining the art of gifting with the birth of their online platform makes its way into the "Tank" via a trio of entrepreneurs from Orange County, California; two men from Milwaukee, Wisconsin, introduce their coast guard-approved life jacket they feel is easier to use and will save lives; an entrepreneur from Atlanta, Georgia, pitches her online clothing company of products designed and manufactured in Africa; a mom-turned-entrepreneur from Montclair, New Jersey, manages to help create easier lives for parents with her all-in-one, self-protective silicone pacifier.

Two health conscious entrepreneurs from Redwood City, California, introduce the sharks to their guilt-free sweet treat; three athletes from Berkeley, California, share their magic solution for when a shower isn't possible and you're in the thick of a stinky situation; brothers from Oak Forest and Chicago, Illinois, present their pricing tool that collects spare change to help student loan borrowers; an entrepreneur from Wheeling, Illinois, presents his patented technology geared toward athletes, which helps secure and swap weights quickly and safely