ABC's "Shark Tank" - Season Six

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 Disney General Entertainment Content via Getty Images Television Network. (Photo by Michael Desmond/Disney General Entertainment Content via Getty Images Family via Getty Images)