Having spent two weeks trying to increase the size of his pecs, in tonight's show Tim turns to a more personal project: getting a bigger penis.
Penis enlargement ops are hugely on the increase, and Tim sits in on the very latest procedure in which a man has an artificial filler, previously used for boob jobs, injected into the shaft of his penis. Tim also tries out a variety of gadgets and exercises that claim to make your penis bigger - from pumps to stretchers, and heads to the locker room for an all-male chat, to find out if the average man is worried about the size of his manhood.
We also meet 33-year-old Edward Evans, who has never had a girlfriend and is looking for love. Having lost 17 stone, he needs radical surgery to take away all the sagging skin and give him the confidence to find romance.
Plus more guys strip off and reveal their buff bodies as they battle it out to become the new cover star for male grooming bible, Men's Health magazine.
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Ready to Watch Extreme Male Beauty, Season 1, Episode 2?