LORI GREINER, PROLIFIC INVENTOR OF RETAIL PRODUCTS WHO IS KNOWN AS THE "QUEEN OF QVC," JOINS PANEL AS GUEST SHARK ON ABC'S "SHARK TANK"

Greiner Makes TV History When She Does Something No Shark Before Has Ever Done

"Episode 304" - "Queen of QVC" Lori Greiner jumps into the Tank as a guest Shark and makes TV history when she does something no Shark before has ever done. Segments include a wife and mother from Ladera Ranch, CA hit hard by the recession, who makes an impassioned pitch of her unique towel design that provides coverage when changing out of a swimsuit in public places; a woman from Irvine, CA shows the Sharks her business idea -- a sweater and quilt invention called the "Swilt"; a wine connoisseur from Mason, OH shows a unique way to maximize the life of a beloved beverage; and a woman from Grove City, PA presents a natural and healthy cake mix - for dogs. In the biggest success story of "Shark Tank" to date, Sean Conway and DJ Stephan talk about the sale of their company, Notehall, an online marketplace where college students can buy and sell class notes, on "Shark Tank," FRIDAY, JUNE 22 (8:00-9:01 p.m., ET) on the ABC Television Network. (Rebroadcast. OAD: 2/10/12)

The Sharks in this episode of "Shark Tank" are Mark Cuban, Lori Greiner, Robert Herjavec, Daymond John and Kevin O'Leary.

"Shark Tank" is broadcast in 720 Progressive (720P), ABC's selected HDTV format with stereo sound. This program carries a TV-PG parental guideline.

For more information on "Shark Tank," visit ABC.com.