Photos & Preview: Shark Tank Season 4 Episode 18

Shark Tank Season 4 episode 18 airs tonight Friday, March 1st 2013 (9:00 p.m., ET) on the ABC Television Network.

Episode Synopsis:On the next Shark Tank, 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, three men from Pawtucket, RI hope the Sharks will go nuts over their fortified, sugar-free nut butters.

Later, a mom from Pacific Grove, CA says her stylish acupressure wrist band will provide relief for people with nausea, and two men from Westminster, CO want the Sharks to jump onboard their at-home tattoo removal device and later.

Finally, 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

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