Each week, ambitious entrepreneurs present their breakthrough business concepts to ruthless investors to convince them to invest in the concept.

The Sharks hear from a inner-city schoolteacher, a gourmet food business owner and an entrepreneur with a life-saving idea that causes an astonishing one million dollar offer.

An entrepreneurial novice makes a less-than-stellar presentation to the sharks; a father-son duo pitches a proposal for a revolutionary new musical product.

An entrepreneur originally from Ghana wants an investment for an Internet business; a man from California wants to franchise his graffiti-removal business.

Three of the sharks make a deal for an innovative Internet company; a lifelong entrepreneur tries to get the sharks to invest in his latest fitness device.

A young Chicago entrepreneur plays hardball with the sharks while seeking funding for an innovative Internet business.