He may look like one of The Musketeers, but Joe Wicks – aka the Body Coach – has helped thousands transform their bodies via social media. Now he’s brought his eat more, exercise less fitness regime to C4 for a one-off programme.

As well as showing us his super-quick recipes and short, intense workouts, he also helps a group of volunteers who want to tone up. They include a firefighter who’s struggled to fight the flab, a couple who want to lose weight for their honeymoon and a police officer who thinks her colleagues’ description of her as ‘bubbly’ is really a codeword for ‘fat’.