AN ENTREPRENEUR CLAIMS THE SHARKS' INVESTMENT WON'T GO DOWN THE DRAIN IF THEY INVEST IN HIS DEVICE TO ELIMINATE A CLOGGED SINK, ON ABC'S "SHARK TANK"

"Episode 616" - A man from Woodinville, WA will make sure the Sharks' investment won't go down the drain with his device to eliminate clogged sinks; a husband from Davenport, FL says his family's future depends on getting a deal on his real grass delivery service for pets who have everything except their own backyard; two ladies from Portland, OR provide a worry-free way to share lip balm without sharing germs; and a man from Newport, RI can guarantee you won't get cold feet if you use his climate control system designed for your bed. Also, an update from Corey Ward and Trew Quackenbush from Cincinnati, OH and Tom+Chee, their artisan cheese & glazed donut sandwich business, that Barbara Corcoran invested in during Season 4, on "Shark Tank," TUESDAY, FEBRUARY 3 (8:00-9:00 p.m., ET) on the ABC Television Network.

The Sharks in this episode of "Shark Tank" are Mark Cuban, Lori Greiner, Barbara Corcoran, Robert Herjavec 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.