Watch Balls of Steel online: Episode 4 Episode 4

In this episode we see: "The Alex Zane Lying Game" - where Alex Zane creates a "lie detector" out of an air-conditioning unit, forcing a member of the public to admit to more than he probably should. "The Militant Black Guy" goes to zoo, a travel agents and a butchers. "The Naked Man" visits the Lake District, surprising the local ramblers. Olivia Lee is back with her water pistol microphone. Her latest victims are: Julian Fellowes, Leilani, Pete Doherty, Darius, Sharon Osbourne and Tom Cruise. "The Man Tester" decides to pick up a guy in a bar and entice him into a bizarre sexual situation. Will he stay or will he go? Randy Campbell is back for the final time to do a stunt in the studio.

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