Shark Tank - Season 7 - Episode 21
Two men put going to the bathroom at night in a whole new light when their motion-activated LED light is attached to the toilet bowl; two guys use 21st century technology and the power of crowd sourcing to create an alternative to traditional beer; a self-proclaimed introvert wants to combat blah-looking clothes with vibrant fashions full of unusual flair; and two animal lovers present their interactive and innovative pet toys. Also, an update on the “Lose 12 Inches” workout program that teaches people how to exercise in their heart rate zone, in which Daymond John invested in during Season 4.
About Shark Tank

Title: Shark Tank
First Air Date: 2009-08-09
Last Air Date: 2025-03-21
Status: Returning Series
Rating: 6.7/10 (from 123 votes)
Language: EN
Seasons: 16
Total Episodes: 354
Network: ABC
Genres: Reality
Production Companies: Sony Pictures Television, Mark Burnett Productions, One Three Media, MGM Television, United Artists Media Group
Synopsis
Aspiring entrepreneurs pitch various business ideas to "The Sharks" -- tough, self-made, multi-millionaire and billionaire tycoons -- in hopes of landing an investment.
Cast

Mark Cuban
Self - Shark

Daymond John
Self - Shark

Barbara Corcoran
Self - Shark

Robert Herjavec
Self - Shark

Kevin O'Leary
Self - Shark

Lori Greiner
Self - Shark

Daniel Lubetzky
Self - Shark

Phil Crowley
Self - Announcer (voice)