Mars Confectionery has recruited television presenter Davina McCall to appear in its latest ad campaign for M&M's, which breaks next week. The £3m ad campaign features the Don't Do This At Home presenter alongside the animated giant M&M's "red" and "yellow". The campaign will be on terrestrial and satellite channels for at least three weeks, the company said. Mars claims that M&M's is the biggest confectionery brand in the world worth $1.3bn. {{P&P }}