By Gillian West

Walkers has unveiled three tweet-activated digital vending machines at bus shelters in central London as part of the next wave of activity in the brand’s ‘Do Us A Flavour’ campaign.

Launched in January, ‘Do Us A Flavour’ challenged the nation to suggest a new flavour to Walkers for the chance to win £1m with six finalist flavours chosen by a judging panel which included Marco Pierre White and David Walliams.

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Source: The Drum