A couple from Fort Worth hope to interest the Sharks in their unique way to swaddle a baby. Other pitches include: a nail salon just for men, a better version of the athletic sock, and a free charging station for mobile phones. Also: Mark and Barbara take entrepreneurs to see their products on display at Target stores.

Barbara and Kevin take part in a demonstration for an innovative way to tie the knot, and a Pittsburgh native gives an update on her prospering business of sugar scrubs. Also: Two young women pitch toys designed to empower the next generation of female engineers and innovators, a family man tries to sell his design for a porcelain coffee mug that is both elegant and functional, and a finer, more precise golf putter is presented to the Sharks.

Stuffed animals that also serve as washcloths; a handmade wearable sling to carry dogs; a darts-like card game.

The Sharks consider a business idea for affordable wedding cakes brought to them by a mother and son from Grand Rapids, Mich. Also: a Houston restaurateur with a solution to a common problem encountered while dining out, and an update on a screen repair fix-it kit that Lori invested in during Season 5.

Entrepreneurs include the owner of an all-female golf caddy company, a couple who believe they have come up with a better, safer way for kids to bounce, and a trio who pitch to the Sharks their fun spin on a classic faceware accessory. Also: an update on Mark Cuban's $2 million investment in the Los Angeles Haunted Hayride during Season 4.

An olive oil bar where one can sample oils before purchasing; unique wedding registry idea; a product that can turn a smartphone into a personal security device; boxed wine geared toward millenials; a follow-up on Breathometer.

The Sharks hear a pitch for hypergravity-exercise clothing, as well as a line of products that appeal to fans of facial hair, and a karaoke machine that adds jaw-dropping vocal harmonies to help users sound like their favorite singing stars. Also: belts that are easy for kids to use, and a follow-up on Barbara's Season 5 investment in a company specializing in hand-knitted socks and leg warmers.

Entrepreneurs with military backgrounds present ideas that include nonslip protective gloves for cross-fitness training, an elite canine training program and a bottle opener made of recycled.50 caliber shells.

All six sharks share their favorite memories from the series, discuss why they participate in the show, and celebrate with a toast.

Guest shark Nick Woodman; pitches include a healthier tortilla chip made of fresh sweet corn, manufactured fire logs that are scented, and an update on Tipsy Elves.

A Brooklyn man pitches his business of foldable, wheeled luggage; a Texas woman makes soaps, washes and grooming products; a fashionable line of sports apparel for women; a single-serve wine product; an update on some of Lori Grenier's investments.

A stamping kit that proves Santa Claus visited a home; a man hopes his book and plush toy will become part of the Jewish holiday tradition; an easier way to move Christmas lights from storage to display mode; a flexible device that eases pain.

A dating app that introduces singles to friends of friends; a new way to eat a bagel.

A vest with a twist that was inspired by a girl's science project; baking healthy, homemade cookies; a cleaning solution for water bottles; re-usable fabric stickers.

An elegant lighting solution; wearable sleep technology; a food bar for dogs; actor Dean Cain and MMA fighter Uriah Faber help pitch custom-tailored suits.

Almond water beverage line; eco-friendly pizza box; real estate investing business; cell phone sanitization solution; update on photo-saving product, Groovebook.

A device to eliminate clogged sinks, real grass delivery service for pets, and a climate-controlled bed.

Dog chews made from yak and cow milk are pitched to the Sharks. Other products include colorful lipsticks that are organic; and there's an update on protein-packed nut spreads invested in by Robert and Mark during Season 4.

Customized sandals manufactured in Uganda, giving poor women the opportunity to raise money for college; gold-mining bucket; sports bra; a kit for developing photos with sunlight and transferring images to products.

An inflatable, solar powered lighting device; backpacks made from traditional fabrics from various countries; air vents for smart homes that can control air flow to individual areas; an app that helps match students to scholarships; an update on Bottle Breacher.

Everything pitched to the Sharks is made in the U.S. Included: custom recruitment clothing for sororities; simple tools, which are used to open a Thai coconut and extract the meat; and an invention that can transform any pickup into a "Truck-U-V." Also: an update on a teen who runs a designer bow tie company.

A cattleman from Peoria, Ill., returns to show the Sharks what he has learned about the gourmet meat business since he first appeared on the show during Season 4. Also: a lingerie line that's sewn by women in need; and an update on Barbara Corcoran's Season 6 investment in Pipcorn.

A 14-year old entrepreneur from Spokane, WA, offers her product which gives pet owners a way to videochat with their animals; a New York-based entrepreneur has a hometown t-shirt that has over $1 million in sales; another New Yorker with proprietary software to manage your online and social reputation; and Barbara Corcoran gathers some of her most successful entrepreneurs for a ski getaway.

A mom from Atlanta, GA has the solution to the lost pacifier problem; a beekeeper from Portland, OR wants the Sharks to invest in his hives; a Palm Beach, FL entrepreneur sells customized stuffed animals; two men from Chicago, IL and Indianapolis, IN tout their super-comfortable lightweight running shoes. In addition, Barbara Corcoran follows up with this season's 13-year-old Andrea Hirzel Cao and her mom, Hong Cao, creators of Q Flex.

A sustainable soil replacement for peat moss; sweet-flavored wipes for cleaning kids' faces.