An idea for an Internet company from two Brazilian brothers has three of the Sharks on a feeding frenzy. Next, an entrepreneur from Iowa with a new fitness device will go to all extremes for a bite by a Shark.

The tenth round of nominations for eviction are held.

Don and his father-in-law cross paths. Meanwhile, Peggy is in search of a new roommate; and a rich new client is excited to be doing business with the firm.

The guys have been known to shell out big bucks for celebrities 'John Hancock,' but will they pay as much for the real thing? Next, the shop is given a chance at purchasing an authentic Indiana Jones whip, but it all depends on one person...Harrison Ford. Lastly, will Corey be left in hot water when one of the underlings buys a hot item?

The creators imagine what the Humping Robot would look like on screen. John Connor tests out the new Terminator. Fantasy Island lives up to it's name. The nerd lands somewhere over the rainbow.

Jem Stansfield takes to the air with the Royal Navy to explain how helicopters work, while Liz Bonnin puts brain training devices to the test. Dallas Campbell investigates the new space entrepeneurs in California, and Dr Yan Wong shows how to melt glass with a microwave.

Rob Brydon hosts the comedy panel show, with team captains David Mitchell and Lee Mack and guest panellists Kelvin MacKenzie, Christine Bleakley, Frankie Boyle and Jack Whitehall.