The sharks fight for a chance to go into business with an inventor; two fitness trainers pitch their idea for a unique home gym; a young man seeks an investment in his age-defying products; rapper Pitbull endorses a business.

Billy Blanks Jr. asks the sharks to invest in a dance fitness program; a music producer seeks an investment in a rock band; two college students pitch their flavored peanut butter business.

The man who created Rollerblades seeks an investment for his latest invention; a businesswoman from Rochester, N.Y., wants to make a deal for an accessory that turns any show into a boot.

The sharks fight over a three-in-one nail polish invented by a mother of six; a feisty couple from New York present what they think is the next trend in women's accessories; two hockey moms pitch their idea for tank tops with interchangeable straps.

An entrepreneur returns for a second chance at a deal an inventor must prove that his creation can turn waste products into gold; a woman wants to expand her handcrafted cookie company.

Beer-infused ice cream; pre-packaged meals for pets; safety wear for motorcycle enthusiasts; a clothing business that allows people to digitally add images to any garment; a follow-up with the creators of Ride On Carry On luggage.

Singer-songwriter Ingrid Michaelson helps an entrepreneur from California pitch his music software product; a couple seek an investment for a solution to cellulite; a wine server presents an aerating device that could change the way wine is sold.

Body jewelry; movable basketball training apparatus; organic skin care; a rent-a-grandma business; Pork Barrel BBQ follow-up.

Flavored mix-and-match lip balm; a revolutionary clothing item; innovative kitchen products; a heat-recycling device; a follow-up on the creator of Daisy Cakes.

The sharks tear into a man who claims to have created a watch with health benefits; a mother tries to save her gourmet pretzel business; a man has a small but powerful idea that could make a lot of money..

A Texas family asks for an investment in a jewelry line designed by one of the daughters when she was 10 years old; a single mother pitches her wedge-type pillow for women; two men reinvent the tea experience.

A towel that provides coverage to change out of a swimsuit in public; a sweater and quilt invention; a way to maximize a wine's life; healthy cake mix for dogs; the creators of of Notehall talk about the sale of their company.

A fragrance that smells like money; luxury soap with a twist; a unique guitar learning system; a blinking accessory for jeans; a follow-up on the creator of the shrimp burger.

An artistic man from Chicago hopes the sharks are interested in his cat drawing service; a man from Connecticut pitches a system intended to improve a salesperson's skills; a man seeks an investment for his innovative cargo truck management system.

NBA champion Bill Walton helps a triathlete pitch his idea for a unique water bottle; a ghostwriter from California seeks a business investment; two women from Minnesota present their online business that helps people plan their own funerals.