WILL THE SHARKS GO NUTS OVER A SUGAR-FREE PEANUT BUTTER, OR BUY INTO THE IDEA THAT A WRIST BAND CAN RELIEVE NAUSEA? -- ON ABC'S "SHARK TANK"

"Episode 420" - Three men from Pawtucket, RI hope the Sharks will go nuts over their fortified, sugar-free nut butters; a mom from Pacific Grove, CA says her stylish acupressure wrist band will provide relief for people with nausea; two men from Westminster, CO want the Sharks to jump onboard their at-home tattoo removal device; and a woman from Magnolia, AR brings the Sharks her prototype for a women's shoe design where a stiletto heel can be switched out for a wedge. Also, an update on Mark Hartwick & Sarah Ponn from Bedford, NH and Surfset, their surf-inspired fitness equipment and program which Mark Cuban invested in earlier this season, on "Shark Tank," FRIDAY, MARCH 1 (9:00-10:01 p.m., ET) on the ABC Television Network

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